Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603250 | Cushioning member, packing body, and packing method | Takeshi Hashimoto, Hiromi Mizuguchi | 2023-03-14 |
| 11584581 | Cushioning member and method for manufacturing cushioning member | Takeshi Hashimoto, Hiromi Mizuguchi, Yasuki SHIRAKAWA, Masao Itoh, Tomoyuki Imaizumi +1 more | 2023-02-21 |
| 11505391 | Cushioning member, method for manufacturing cushioning member, and packing body | Takeshi Hashimoto, Hiromi Mizuguchi | 2022-11-22 |
| 11325770 | Buffer member and buffer member forming material | Takeshi Hashimoto, Hiromi Mizuguchi, Masakazu Ideno | 2022-05-10 |
| 11208252 | Packaging material | Takeshi Hashimoto, Hiromi Mizuguchi | 2021-12-28 |
| 8824938 | Image forming apparatus | Kanji Nakayama, Masayasu Haga, Tomohisa Yoshida, Wataru Onoda, Noboru Ito | 2014-09-02 |
| 8693929 | Image forming apparatus | Tomohisa Yoshida, Masayasu Haga, Kanji Nakayama, Wataru Onoda, Noboru Ito | 2014-04-08 |
| 7693463 | Developing device and image forming apparatus | Tomohiro Kato, Yuusuke Okuno, Tomo Kitada | 2010-04-06 |
| 7039331 | Image forming apparatus | — | 2006-05-02 |
| 7027745 | Image forming apparatus with notification of remaining life of image forming unit and prohibition of image improvement operation | Akira Kobayashi | 2006-04-11 |
| 7020412 | Image forming apparatus that prevents generation of image noise by controlling creep of a flexible movable member | — | 2006-03-28 |
| 5940661 | Image forming apparatus with a charging member which removes smears on an image forming member | Masataka Yagi, Tamotsu Sakuraba, Tetsumaru Fujita, Akira Hirota, Tsugihito Yoshiyama +3 more | 1999-08-17 |
| 5845176 | Process unit having mounting guides and protective covers | Yuzuru Sugimoto, Hiroshi Mizuno | 1998-12-01 |
| 5697017 | Image forming apparatus having process cartridge with shutter and cleaning member | Paul Allen Rooke, Thomas Howard Miller, John E. Passafiume, Yasushi Tsuda, Joho Katsuo +1 more | 1997-12-09 |
| 5371575 | Electrophotographic image forming apparatus with detachable imaging cartridge | Hitoshi Sekino, Satoshi Yoshida, Takashi Akazawa | 1994-12-06 |
| 5243390 | Device for conveying developer in a developing device | Shinichi Takemoto, Hirofumi Hasegawa, Naoki Toyoshi, Tateki Oka, Hiroshi Goto | 1993-09-07 |
| 5122817 | Electrophotographic recorder using a modulated laser beam to scan the original | Hirofumi Hasegawa, Naoto Ohmori, Yukio Yamada | 1992-06-16 |
| 5068677 | Laser scanner with selected plural beam sources | Kazuo Matsuura, Hitoshi Sekino, Keizo Nishiguchi | 1991-11-26 |
| 5038181 | Image forming unit having means for preventing a cleansing blade from contacting an image holding member until image forming unit is used | Kiyoshi Hirose | 1991-08-06 |
| 5036358 | Image-forming apparatus and a method for a detecting developer amount therein | — | 1991-07-30 |
| 5025286 | Laser beam image forming apparatus with SOS Detection | Hirofumi Hasegawa, Naoto Ohmori, Yukio Yamada | 1991-06-18 |
| 5018045 | Corona discharger for use in electrophotographic copying machine | Hisashi Myochin, Yoshinori Inoue, Hitoshi Saito | 1991-05-21 |
| 5017961 | Image forming apparatus with use of a laser beam | Hirofumi Hasegawa, Naoto Ohmori, Yukio Yamada | 1991-05-21 |
| 4965870 | Image forming apparatus with use of a laser beam | Hirofumi Hasegawa, Naoto Ohmori, Yukio Yamada | 1990-10-23 |
| 4962312 | Laser beam scanning device with plural sources and source-sensitive synchronization | Kazuo Matuura, Hitoshi Sekino, Keizo Nishiguchi | 1990-10-09 |