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Hideki Ogawa patents

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


Hideki Ogawa - Related organizations: Canon Kabushiki Kaisha patents

Image forming apparatus and electrophotographic photosensitive member

10/08/15 - 20150286182 - In an image forming apparatus in which an electrostatic image is formed on an electrophotographic photosensitive member using at least a process of a pseudo halftone formed by dots as a method of representing gradation, the electrophotographic photosensitive member is provided on a surface thereof with a plurality of recessed
Inventors: Takahiro Mitsui, Tomohisa Itagaki, Koji Takahashi, Hiroki Uematsu, Yasuhiro Kawai, Tsutomu Nishida, Hideki Ogawa

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

08/27/15 - 20150241799 - Provided is an electrophotographic photosensitive member in which a surface of the electrophotographic photosensitive member has: a plurality of specific depressed portions; and a plurality of specific line grooves formed at portions other than the specific depressed portions, and in which when a square region 500 μm on a side
Inventors: Koji Takahashi, Takahiro Mitsui, Naoaki Ichihashi, Yasuhiro Kawai, Hideki Ogawa

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

04/03/14 - 20140093281 - An electrophotographic photosensitive member in which image deletion is hardly produced, and a process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member are provided. For this, a surface of the electrophotographic photosensitive member includes a plurality of depressed portions and a portion other than the depressed portions, each of
Inventors: Koji Takahashi, Hiroki Uematsu, Takahiro Mitsui, Yasuhiro Kawai, Tsutomu Nishida, Hideki Ogawa

Electrophotographic apparatus and process cartridge

10/06/11 - 20110243603 - 50/Sin θ [μm]≦Rpc [μm]≦1500 [μm]
Inventors: Yoshihisa Saito, Shoji Amamiya, Hideki Ogawa, Tatsuya Ikezue, Kan Tanabe, Mayumi Oshiro, Kumiko Takizawa, Takahiro Mitsui

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

03/19/09 - 20090074460 - An electrophotographic photosensitive member is provide which inhibits recovered toner from leaking out of the edge portion at the time of long-term use, and has good durability. Each of at least both edge portions of the surface layer of the electrophotographic photosensitive member has a region in which independent depressed
Inventors: Kan Tanabe, Yoshihisa Saito, Hideki Ogawa, Shoji Amamiya, Tatsuya Ikezue, Takahiro Mitsui, Mayumi Oshiro, Kumiko Takizawa


### Hideki Ogawa patent invention listings

The bibliographic references displayed about Hideki Ogawa's patents are for a recent sample of Hideki Ogawa'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 Hideki Ogawa 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.

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