new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings

Akira Yoshida patents

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


Akira Yoshida - Related organizations: Canon Kabushiki Kaisha patents

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

12/11/14 - 20140363759 - In order to provide an electrophotographic photosensitive member with which a ghost is suppressed even under a low temperature and low humidity environment, and a process cartridge and an electrophotographic apparatus having the electrophotographic photosensitive member, the electrophotographic photosensitive member has a support, an undercoat layer formed on the support,
Inventors: Kaname Watariguchi, Takeshi Murakami, Masataka Kawahara, Masato Tanaka, Akira Yoshida

Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and gallium phthalocyanine crystal

10/16/14 - 20140308606 - Provided is an electrophotographic photosensitive member, a process cartridge and an electrophotographic apparatus each having the electrophotographic photosensitive member that can output an image having less image defects due to a ghost phenomenon not only under a normal-temperature, normal-humidity environment but also under a low-temperature, low-humidity environment as a particularly
Inventors: Masato Tanaka, Masataka Kawahara, Kaname Watariguchi, Takeshi Murakami, Akira Yoshida

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

05/22/14 - 20140141362 - An electrophotographic photosensitive member includes a support, an undercoat layer formed on the support, and a photosensitive layer which is formed on the undercoat layer and contains a charge generating substance and a hole transporting substance. The undercoat layer contains a specific amine compound, titanium oxide crystal particles having an
Inventors: Kaname Watariguchi, Masato Tanaka, Masataka Kawahara, Akira Yoshida

Method of producing gallium phthalocyanine crystal and method of producing electrophotographic photosensitive member using the method of producing gallium phthalocyanine crystal

05/30/13 - 20130137032 - Provided is a method of producing an electrophotographic photosensitive member having improved sensitivity and capable of outputting an image having less image defects due to a ghost phenomenon not only under a normal-temperature, normal-humidity environment but also under a low-temperature, low-humidity environment as a particularly severe condition. The method of
Inventors: Masato Tanaka, Masataka Kawahara, Kaname Watariguchi, Takeshi Murakami, Akira Yoshida

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

05/30/13 - 20130137026 - An electrophotographic photosensitive member includes a support, a charge-generating layer disposed on the support, and a charge-transporting layer disposed on the charge-generating layer, in which the charge-generating layer contains a charge-generating substance and a compound represented by the formula (1). A process cartridge includes the electrophotographic photosensitive member described above.
Inventors: Takeshi Murakami, Masataka Kawahara, Kaname Watariguchi, Masato Tanaka, Akira Yoshida

Electrophotographic photosensitive member, method of producing phthalocyanine crystal, method of producing electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and phthalocyanine crystal

05/30/13 - 20130137025 - Provided is an electrophotographic photosensitive member including a support and a photosensitive layer formed on the support, in which the photosensitive layer includes a phthalocyanine crystal containing a compound satisfying the following formulae (A) and (B) in itself: 8.9≦δP≦10.7 (A) and −3.2≦L≦−1.5 (B) (in the formula (A), δP represents a
Inventors: Masataka Kawahara, Masato Tanaka, Kaname Watariguchi, Takeshi Murakami, Akira Yoshida

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

05/30/13 - 20130137023 - In order to provide an electrophotographic photosensitive member with which a ghost is suppressed even under a low temperature and low humidity environment, and a process cartridge and an electrophotographic apparatus having the electrophotographic photosensitive member, the electrophotographic photosensitive member has a support, an undercoat layer formed on the support,
Inventors: Kaname Watariguchi, Takeshi Murakami, Masataka Kawahara, Masato Tanaka, Akira Yoshida

Electrophotographic photosensitive member, method for producing the same, process cartridge, and electrophotographic apparatus

06/02/11 - 20110129768 - According to aspects of the present invention, an electrophotographic photosensitive member includes a surface layer comprising a cured resin obtained by polymerizing a compound having at least one polymerizable functional group. Aspects of the present invention provide an electrophotographic photosensitive member whose surface layer comprises a compound (urea derivative) having
Inventors: Masaki Nonaka, Masato Tanaka, Masataka Kawahara, Michiyo Sekiya, Akira Yoshida

Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus

12/31/09 - 20090324282 - An object of the present invention is to provide an electrophotographic photosensitive member having high durability and hardly causing sensitivity decrease even if short wavelength light, particularly light having a wavelength of 380 to 450 nm is used as exposure light, and a process cartridge and an electrophotographic apparatus having
Inventors: Harunobu Ogaki, Takakazu Tanaka, Kenichi Kaku, Akira Yoshida


### Akira Yoshida patent invention listings

The bibliographic references displayed about Akira Yoshida's patents are for a recent sample of Akira Yoshida'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 Akira Yoshida 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