Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE50141 | Image-forming apparatus | Kazuyuki Ishihara, Yuuji Takayama, Hikaru Uchidate, Yoshihiko Tanaka, Hiroyuki Fukuhara +1 more | 2024-09-24 |
| 11988976 | Image forming apparatus that scans photosensitive member using plurality of scan beams | Hiroyuki Fukuhara, Chihiro Shirakawa | 2024-05-21 |
| 11322322 | Insulating molded body and gas circuit breaker | Shuichi HIZA, Fumihiko Hosokoshi, Motohiro Sato, Kenji Mimura | 2022-05-03 |
| 10197942 | Image-forming apparatus | Kazuyuki Ishihara, Yuuji Takayama, Hikaru Uchidate, Yoshihiko Tanaka, Hiroyuki Fukuhara +1 more | 2019-02-05 |
| 10007208 | Image-forming apparatus for correcting a brightness of a laser light | Kazuyuki Ishihara, Yuuji Takayama, Hikaru Uchidate, Yoshihiko Tanaka, Hiroyuki Fukuhara +1 more | 2018-06-26 |
| 9696651 | Image-forming apparatus | Kazuyuki Ishihara, Yuuji Takayama, Hikaru Uchidate, Yoshihiko Tanaka, Hiroyuki Fukuhara +1 more | 2017-07-04 |
| 9658562 | Image forming apparatus and optical scanning apparatus for scanning photosensitive member with light spot | Shuhei Watanabe, Hidenori Kanazawa, Junya Kobayashi, Hiroyuki Fukuhara | 2017-05-23 |
| 9606472 | Image forming apparatus having light emission luminance based on scanning speed | Kenichi Fujii, Hidenori Kanazawa | 2017-03-28 |
| 9319553 | Image-forming apparatus | Kazuyuki Ishihara, Yuuji Takayama, Hikaru Uchidate, Yoshihiko Tanaka, Hiroyuki Fukuhara +1 more | 2016-04-19 |
| 9304478 | Power supply apparatus and image forming apparatus | Minoru Hayasaki, Nobuyuki Uchiyama, Aoji Isono | 2016-04-05 |
| 8754178 | Resin composition and semiconductor device produced using resin composition | Naoya Kanamori, Ryuichi Murayama | 2014-06-17 |
| 6967727 | Image forming apparatus and image forming method | — | 2005-11-22 |
| 6477319 | Image recording apparatus which sends charasteristic/correction signals whenever new look-up table are selected or a pre-selected number of pages have been printed | Michio Ito, Masaharu Ohkubo, Hiroshi Sasame, Hiromichi Yamada, Masaki Ojima +3 more | 2002-11-05 |
| 6253035 | Image forming apparatus having means for detecting amount of developer used and means for detecting failure of used developer amount detecting means | Hiroshi Sasame, Yoshimi Ogasawara, Fumihiro Ueno, Eiichiro Teshima, Tomoyuki Okada | 2001-06-26 |
| 6188852 | Process cartridge and image forming apparatus on which the process cartridge is mountable | Masaki Ojima | 2001-02-13 |
| 6134025 | Dot image data output apparatus | Akihiko Takeuchi, Kaoru Seto, Michio Itoh, Hiroshi Atobe, Daisuke Murata +8 more | 2000-10-17 |
| 6108105 | Dot image output apparatus | Akihiko Takeuchi, Kaoru Seto, Michio Itoh, Hiroshi Atobe, Daisuke Murata +8 more | 2000-08-22 |
| 6101286 | Image processing apparatus and method having improved color-boundary mixing | Satoshi Shimizu, Haruo Fujii, Hiroshi Sasame, Tatsuya Kobayashi, Tetsuya Kobayashi +5 more | 2000-08-08 |
| 6075904 | Image processing apparatus and method which prevents the generation of a white stripe on an output image | Tetsuya Kobayashi | 2000-06-13 |
| 6014533 | Connector, processing unit or process cartridge, and electrophotographic image forming apparatus | — | 2000-01-11 |
| 5982983 | Image recording system accommodating various output devices | Michio Ito, Masaharu Ohkubo, Hiroshi Sasame, Hiromichi Yamada, Masaki Ojima +3 more | 1999-11-09 |
| 5907748 | Electrical connector, process cartridge and electrophotographic image forming apparatus | — | 1999-05-25 |
| 5875044 | Image forming apparatus and method | Kaoru Seto, Atsushi Kashihara, Manabu Takebayashi | 1999-02-23 |
| 5859948 | Images processing apparatus for controlling binarized multi-value image data to convert pulse widths differently in at least two modes | Michio Ito, Masaharu Ohkubo, Hiroshi Sasame, Hiromichi Yamada, Masaki Ojima +3 more | 1999-01-12 |
| 5850295 | Image recording apparatus | Seiji Uchiyama, Atsushi Kashihara, Kaoru Seto, Hiroshi Mano, Tetsuo Saito | 1998-12-15 |