Issued Patents All Time
Showing 26–50 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9007509 | Foreign substance removing device and image pickup device | Kaishi Ohashi | 2015-04-14 |
| 8795790 | Magnetic recording medium and magnetic recording medium manufacturing method | Yoshiaki Sonobe, Tsuyoshi Ozawa, Masanori Aniya | 2014-08-05 |
| 8698375 | Vibration wave driving apparatus | — | 2014-04-15 |
| 8614536 | Piezoelectric element, and piezoelectric actuator and vibration wave motor including piezoelectric element | Yutaka Maruyama, Yutaka Inada, Masashi Matsumoto, Yuu Itou | 2013-12-24 |
| 8592061 | Magnetic recording medium with controlled grain diameters | Takahiro Onoue | 2013-11-26 |
| 8551627 | Magnetic disk and method of manufacturing the same | Ito Nakamura | 2013-10-08 |
| 8073369 | Development device transferring only a toner layer to a developing roller and image apparatus using the same | — | 2011-12-06 |
| 7749667 | Image forming method, and electrophotographic apparatus making use of the image forming method | Masataka Kawahara, Hiroki Uematsu, Akio Maruyama, Harunobu Ogaki, Atsushi Ochi +4 more | 2010-07-06 |
| 7718331 | Electrophotographic photosensitive member with depressed portions, process cartridge holding the electrophotographic photosensitive member and electrophotographic apparatus with the electrophotographic photosensitive member | Hiroki Uematsu, Harunobu Ogaki, Masataka Kawahara, Atsushi Ochi, Akio Maruyama +4 more | 2010-05-18 |
| 7622238 | Process for producing electrophotographic photosensitive member | Hiroki Uematsu, Masataka Kawahara, Harunobu Ogaki, Atsushi Ochi, Akio Maruyama +4 more | 2009-11-24 |
| 7556901 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Takashi Anezaki, Harunobu Ogaki, Hiroki Uematsu, Masataka Kawahara, Atsushi Ochi +6 more | 2009-07-07 |
| 7551878 | Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus | Harunobu Ogaki, Hiroki Uematsu, Masataka Kawahara, Atsushi Ochi, Kyoichi Teramoto +4 more | 2009-06-23 |
| 7534534 | Electrophotographic Photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Koichi Nakata, Tatsuya Ikezue, Takahiro Mitsui, Hiroki Uematsu, Shuji Ishii +2 more | 2009-05-19 |
| 7226711 | Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus | Shoji Amamiya, Koichi Nakata, Tatsuya Ikezue, Takahiro Mitsui, Hiroki Uematsu +2 more | 2007-06-05 |
| 7215896 | Image forming apparatus and method of detecting the detection characteristics of a reflection density sensor | Shintaro Yamada, Tatsunari Sato, Nobuaki Fukasawa, Satoshi Narita | 2007-05-08 |
| 7186489 | Electrophotographic photosensitive member, electrophotographic photosensitive member manufacturing process, process cartridge, and electrophotographic apparatus | Hiroki Uematsu, Tatsuya Ikezue, Takahiro Mitsui, Koichi Nakata, Shuji Ishii +2 more | 2007-03-06 |
| 7142930 | Disturbance estimated type control system, gas compressor control system and method of designing a disturbance estimated type control system | Kenzou Nonami | 2006-11-28 |
| 7084566 | Organic light emitting element with insulation film and metal reflection film | Takahiro Nakayama, Shinya Kobayashi | 2006-08-01 |
| 6909232 | Organic light emitting element and method of producing the same | Takahiro Nakayama, Shinya Kobayashi | 2005-06-21 |
| 6891630 | Image recording method and image recording apparatus | Toru Miyasaka, Masashi Yamamoto | 2005-05-10 |
| 6852400 | Endless belt electrophotography, process for producing the endless belt, and image forming apparatus having the endless belt | Akihiko Nakazawa, Hiroyuki Kobayashi, Minoru Shimojo, Atsushi Tanaka, Tsunenori Ashibe +2 more | 2005-02-08 |
| 6787991 | Organic light emitting element and method of producing the same | Takahiro Nakayama, Shinya Kobayashi | 2004-09-07 |
| 6760564 | Picture image forming apparatus with intermediate transfer belt trained around two rollers of different diameter | Shunichi Oohara, Kazuhiro Wakamatsu, Akira Sasaki, Kazuo Kikuchi, Masahiko Saito +4 more | 2004-07-06 |
| 6737133 | Electrophotographic seamless belt, and electrophotographic apparatus having the electrophotographic seamless belt | Takashi Kusaba, Akihiko Nakazawa, Atsushi Tanaka, Tsunenori Ashibe, Hidekazu Matsuda | 2004-05-18 |
| 6697586 | Photoconductor unit and image forming system | Masashi Yamamoto, Toru Miyasaka, Masaru Nakano, Kenji Mori, Akira Sasaki +1 more | 2004-02-24 |