new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings

Katsumi Abe patents

Recent patents with Katsumi Abe listed as an inventor - additional entries may be under other spellings.


Katsumi Abe - Related organizations: Canon Kabushiki Kaisha patents, Tokyo Institute Of Technology patents

Field-effect transistor including transparent oxide and light-shielding member, and display utilizing the transistor

11/05/15 - 20150318405 - A field-effect transistor includes a substrate, a source electrode, a drain electrode, a gate electrode, a gate-insulating film, and an active layer. The active layer contains an oxide having a transmittance of 70% or more in the wavelength range of 400 to 800 nm. A light-shielding member is provided as
Inventors: Ryo Hayashi, Masafumi Sano, Katsumi Abe, Hideya Kumomi, Kojiro Nishi

Thin film transistor circuit, light emitting display apparatus, and driving method thereof

05/08/14 - 20140125712 - In order to suppress an influence of an electrical stress on a TFT characteristic in use of a TFT, a light emitting display apparatus according to the present invention comprises organic EL devices and driving circuits for driving the organic EL devices. The driving circuit includes plural pixels each having
Inventors: Hisae Shimizu, Katsumi Abe, Ryo Hayashi

Driving circuit of display element and image display apparatus

05/23/13 - 20130127812 - A new driving circuit is provided. The driving circuit according to the present invention comprises a first period for setting a current to be supplied to a display element, a second period for setting a gray-scale of the display element, and a third period for supplying a driving current to
Inventors: Katsumi Abe, Masafumi Sano, Ryo Hayashi, Hideya Kumomi

Electronic device, method of isolating elements of electronic device, method of producing electronic device, and display apparatus including electronic device

01/12/12 - 20120007085 - An electronic device includes: multiple electronic elements each including a semiconductor film; and an element isolation region provided between adjacent ones of the multiple electronic elements, the element isolation region including a semiconductor film having a bandgap of 1.95 eV or more, an insulating film, and an element isolation electrode,
Inventors: Sho Suzuki, Katsumi Abe, Ryo Hayashi, Hideya Kumomi

Drive circuit and drive method of light emitting display apparatus

08/04/11 - 20110187888 - A drive circuit for a light emitting display apparatus including a pixel circuit having a light emitting device for emitting a light having brightness determined based on supplied current and a drive transistor for supplying the current to the light emitting device, comprises a threshold value correction circuit converting a
Inventors: Hisae Shimizu, Katsumi Abe

Method of driving transistor and device including transistor driven by the method

07/21/11 - 20110175674 - Disclosed is a method of driving a transistor including a semiconductor layer, a first insulating layer, a second insulating layer, a first conductive layer, and a second conductive layer such that the semiconductor layer is disposed between the first and second insulating layers, one surface of the first insulating layer
Inventors: Hisae Shimizu, Katsumi Abe, Ryo Hayashi

Method of treating semiconductor element

04/21/11 - 20110092016 - In a method of treating a semiconductor element which at least includes a semiconductor, a threshold voltage of the semiconductor element is changed by irradiating the semiconductor with light with a wavelength longer than an absorption edge wavelength of the semiconductor. The areal density of in-gap states in the semiconductor
Inventors: Masato Ofuji, Katsumi Abe, Hisae Shimizu, Ryo Hayashi, Masafumi Sano, Hideya Kumomi, Yasuyoshi Takai, Takehiko Kawasaki, Norio Kaneko

Integrated circuits utilizing amorphous oxides

02/03/11 - 20110024741 - Semiconductor devices and circuits with use of transparent oxide film are provided. The semiconductor device having a P-type region and an N-type region, wherein amorphous oxides with electron carrier concentration less than 1018/cm3 is used for the N-type region.
Inventors: Katsumi Abe, Hideo Hosono, Toshio Kamiya, Kenji Nomura

Thin film transistor circuit, light emitting display apparatus, and driving method thereof

01/06/11 - 20110001747 - In order to suppress an influence of an electrical stress on a TFT characteristic in use of a TFT, a light emitting display apparatus according to the present invention comprises organic EL devices and driving circuits for driving the organic EL devices. The driving circuit includes plural pixels each having
Inventors: Hisae Shimizu, Katsumi Abe, Ryo Hayashi

Thin-film transistor circuit, driving method thereof, and light-emitting display apparatus

08/05/10 - 20100194450 - In a light-emitting display apparatus including a plurality of pixels each including a light-emitting element and a driving circuit of the light-emitting element, and the driving circuit includes a plurality of thin-film transistors connected in parallel, a threshold voltage of the thin-film transistor reversibly changes according to a voltage applied
Inventors: Hisae Shimizu, Ryo Hayashi, Katsumi Abe

Light emitting apparatus and method of manufacturing the same

05/13/10 - 20100117072 - To provide a light emitting apparatus in which high definition can be realized and the connection reliability of a wiring portion is excellent, the light emitting apparatus includes: a substrate; a light emitting element which includes a first electrode, an emission layer, and a second electrode which are stacked on
Inventors: Masato Ofuji, Katsumi Abe, Ryo Hayashi, Masafumi Sano, Hideya Kumomi

Active matrix display apparatus

04/15/10 - 20100090205 - An active matrix display apparatus including a transistor 20, a storage capacitor 30 and a light-emitting element 40, which are formed on a substrate 10. The transistor 20 has a source electrode 21, a drain electrode 22 and a gate electrode 23. The storage capacitor 30 has a multilayered structure
Inventors: Masato Ofuji, Katsumi Abe, Masafumi Sano, Hideya Kumomi, Ryo Hayashi

Inverter manufacturing method and inverter

04/08/10 - 20100085081 - To provide an enhancement-depletion (E/D) inverter which can be easily manufactured, in the present invention, a method of manufacturing an inverter which is composed of an oxide semiconductor in which a channel layer includes at least one element selected from In, Ga and Zn formed on a same substrate, the
Inventors: Masato Ofuji, Katsumi Abe, Ryo Hayashi, Masafumi Sano, Hideya Kumomi

Pixel circuit, light emitting display device and driving method thereof

03/04/10 - 20100053041 - A pixel circuit including at least a light emitting element, and a thin film transistor that supplies to the light emitting element a first current controlling a gray scale according to luminance-current characteristics of the light emitting element, wherein the thin film transistor has a back gate electrode, at least
Inventors: Katsumi Abe, Kenji Takahashi, Ryo Hayashi, Hideya Kumomi

Thin-film transistor and method of manufacturing same

03/04/10 - 20100051937 - There is provided a thin-film transistor including at least a substrate, a gate electrode, a gate insulating layer, an oxide semiconductor layer, a source electrode, a drain electrode and a protective layer, wherein the oxide semiconductor layer is an amorphous oxide containing at least one of the elements In, Ga
Inventors: Nobuyuki Kaji, Ryo Hayashi, Hisato Yabuta, Katsumi Abe

Light-emitting display device

01/07/10 - 20100001983 - A light-emitting display device which suppresses influence of characteristic variations of a driving transistor and characteristic shift caused by electrical stress. The device includes multiple pixels including an organic EL element (OLED) which emits light at a luminance determined based on supplied current and a drive circuit for supplying current
Inventors: Katsumi Abe

Light emitting display device

09/17/09 - 20090231241 - A light emitting display device using a drive circuit formed of only unipolar thin film transistors, which suppresses effects of characteristic shifts of transistors, and is applicable to large, high-resolution light emitting displays. The device includes a pixel having an organic EL device (LED) and a drive circuit thereof. In
Inventors: Katsumi Abe

Pixel circuit and image display apparatus having the pixel circuit

04/23/09 - 20090102829 - A pixel circuit and an image display apparatus are provided making use of a hysteresis characteristics of a transistor for driving a display element. The pixel circuit comprises: a transistor providing both different first and second relations between a gate voltage value and a drain current value at a transition
Inventors: Katsumi Abe, Hideya Kumomi, Ryo Hayashi, Masafumi Sano

Thin-film transistor and display device using oxide semiconductor

03/19/09 - 20090072232 - The thin-film transistor of the present invention has at least a semiconductor layer including: on a substrate, a source electrode, a drain electrode, and a channel region; a gate insulating film; and a gate electrode, wherein the semiconductor layer is an oxide semiconductor layer, and wherein the gate insulating film
Inventors: Ryo Hayashi, Katsumi Abe, Masafumi Sano


### Katsumi Abe patent invention listings

The bibliographic references displayed about Katsumi Abe's patents are for a recent sample of Katsumi Abe's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Katsumi Abe filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

###



Sign up for the FreshPatents.com FREE Keyword Monitor and check for keyword phrases (ie. "RFID" , "wireless", "web development", "fuel cells" etc.)...You will be notified when new patent applications and inventions are published that match your keywords. Also you can save for later research public patent/invention documents using our FREE Organizer. It takes only 30 seconds to sign up or login.

Advertise on FreshPatents.com - Rates & Info

###

FreshPatents.com Support - Terms & Conditions