new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings

Ryoichi Tokimitsu patents

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


Ryoichi Tokimitsu - Related organizations: Canon Kabushiki Kaisha patents

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

05/05/16 - 20160124330 - The present invention provides an electrophotographic photosensitive member which includes a support, an undercoat layer formed on the support, a photosensitive layer formed on the undercoat layer, and the undercoat layer contains metal oxide particles and a compound represented by the formula (1).
Inventors: Kan Tanabe, Yuka Ishiduka, Ryoichi Tokimitsu, Wataru Kitamura, Mai Murakami

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

03/17/16 - 20160077452 - The present invention provides an electrophotographic photosensitive member which includes an undercoat layer, and the undercoat layer contains metal oxide particles and a compound represented by the formula (1).
Inventors: Yuka Ishiduka, Ryoichi Tokimitsu, Wataru Kitamura, Mai Murakami, Kan Tanabe

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

03/10/16 - 20160070184 - Provided is an electrophotographic photosensitive member, including: a support; and a photosensitive layer formed on the support, in which a surface layer of the electrophotographic photosensitive member contains a polymerized product of a compound represented by the following structural formula (1).
Inventors: Koichi Nakata, Shinji Takagi, Masaki Nonaka, Ryoichi Tokimitsu, Haruki Mori

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

01/28/16 - 20160026099 - An electrophotographic photosensitive member includes a support, an undercoat layer which contains a metal oxide particle and is formed on the support, a charge generating layer formed on the undercoat layer, and a charge transporting layer formed on the charge generating layer. Either or both of the undercoat layer and
Inventors: Ryoichi Tokimitsu, Yuka Ishiduka, Wataru Kitamura, Mai Murakami, Kan Tanabe

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

01/01/15 - 20150004534 - The electrophotographic photosensitive member includes a support, an undercoat layer, and a photosensitive layer, wherein the undercoat layer contains a urethane resin and zinc oxide particles whose surfaces have been treated with a particular amount of an aminosilane compound.
Inventors: Kenichi Kaku, Wataru Kitamura, Yuka Ishiduka, Mai Murakami, Ryoichi Tokimitsu, Hideaki Nagasaka, Takeshi Murakami

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

11/20/14 - 20140342276 - An electrophotographic photosensitive member includes an undercoat layer containing a silane coupling agent having a divalent group represented by —NH— and an urethane resin. The modulus of elastic deformation (we/wt) of a surface of the undercoat layer satisfies formula (X), where the modulus of elastic deformation is measured by a
Inventors: Mai Murakami, Kenichi Kaku, Wataru Kitamura, Yuka Ishiduka, Ryoichi Tokimitsu, Hideaki Nagasaka, Takeshi Murakami

Method for producing electrophotographic photosensitive member

10/02/14 - 20140295344 - A composition that contains a compound represented by the formula (1) is dissolved in an organic compound, and the composition is purified by using a basic adsorbent that contains at least 15% by mass magnesium and has a volume average particle diameter of 10 μm to 500 μm, both inclusive.
Inventors: Mai Murakami, Yuka Ishiduka, Wataru Kitamura, Masaki Nonaka, Ryoichi Tokimitsu

Method for testing charge generation layer and process for manufacturing electrophotographic photoreceptors on large scale

10/02/14 - 20140295058 - A method is provided for testing a charge generation layer disposed directly on an undercoat layer disposed directly on an aluminum-based cylindrical support member formed by extrusion and drawing having a periphery not subjected to cutting work. The method includes testing the charge generation layer for a defect or a
Inventors: Wataru Kitamura, Ryoichi Tokimitsu, Masaki Nonaka, Mai Murakami

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

01/02/14 - 20140004450 - Provided is an electrophotographic photosensitive member in which an undercoat layer is a layer of which at least one selected from the group consisting of a compound represented by the formula (1), a compound represented by the formula (2), a compound represented by the formula (3) and a compound represented
Inventors: Ryoichi Tokimitsu, Yuka Ishiduka, Wataru Kitamura, Kenichi Kaku, Mai Murakami


### Ryoichi Tokimitsu patent invention listings

The bibliographic references displayed about Ryoichi Tokimitsu's patents are for a recent sample of Ryoichi Tokimitsu'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 Ryoichi Tokimitsu 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