Issued Patents All Time
Showing 26–50 of 96 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7187063 | Manufacturing method for magnetic sensor and lead frame therefor | Hiroshi Adachi, Kenichi Shirasaka, Hideki Sato, Masayoshi Omura | 2007-03-06 |
| 7184678 | Image forming apparatus with improved separatability of transfer material | Hirokazu Ishii, Satoshi Takano, Ryoh Tanoue, Itaru Matsuda, Yuji Suzuki +3 more | 2007-02-27 |
| 7171956 | EGR cooler | Takazi Igami, Toshimichi Kobayashi, Jyohei Yamamoto | 2007-02-06 |
| 7170149 | Semiconductor device and package, and method of manufacture therefor | Kenichi Shirasaka | 2007-01-30 |
| 6961535 | Image forming apparatus | Shinichi Kawahara, Satoshi Takano, Toshihiro Sugiyama, Hirokazu Ishii, Yuji Arai +1 more | 2005-11-01 |
| 6940311 | Data transmission system | — | 2005-09-06 |
| 6895209 | Cleaning device and image forming apparatus using the same | Shinichi Kawahara, Satoshi Takano, Toshihiro Sugiyama, Hirokazu Ishii, Yuji Arai | 2005-05-17 |
| 6884896 | Benzo[b]thiophene derivatives and process for preparing the same | Naoki Tsuchiya, Tsuyoshi Mizuno, Tomohide Ida, Yoshiyuki Sawai | 2005-04-26 |
| 6813467 | Image forming apparatus | Shinichi Kawahara, Satoshi Takano, Toshihiro Sugiyama, Hirokazu Ishii, Yuji Arai +1 more | 2004-11-02 |
| 6778473 | Optical disk recording and/or reproducing apparatus and access method | Nobuyoshi Tomita, Shinji Katsuki, Takahiro Kusuyama | 2004-08-17 |
| 6774245 | 3-Hydroxymethylbenzo[b]thiophene derivatives and process for their preparation | Tsuyoshi Mizuno, Naoki Tsuchiya | 2004-08-10 |
| 6700595 | Image forming apparatus with accurate image formation | Toshihiro Sugiyama, Hiroshi Ishii, Yuji Suzuki | 2004-03-02 |
| 6532355 | Toner recycling device and method, and image forming apparatus and method using the toner recycling device | Hiroshi Ishii, Toshihiro Sugiyama | 2003-03-11 |
| 6493831 | Timer circuits for a microcomputer | — | 2002-12-10 |
| 6430383 | Image transferring device and image forming apparatus including the same | Toshihiro Sugiyama, Hiroshi Ishii | 2002-08-06 |
| 6421511 | Transfer device and image formation apparatus | Toshihiro Sugiyama, Hiroshi Ishii, Atsuko Miyashita | 2002-07-16 |
| 6314256 | Image forming apparatus with fixing unit falling off preventing device | — | 2001-11-06 |
| 6249661 | Device for supporting an image carrier included in an image forming apparatus | Hiroshi Hosokawa | 2001-06-19 |
| 6112046 | Image forming apparatus having recycling of residual toner | Koji Suzuki, Hiroshi Ishii, Ichirou Komuro, Toshihiro Sugiyama, Takashi Hodoshima +2 more | 2000-08-29 |
| 6033818 | Developing device for an image forming apparatus | Toshihiro Sugiyama, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka +6 more | 2000-03-07 |
| 5995789 | Toner cartridge including toner outlet openings and toner collection openings arranged substantially in a single array | Eisaku Murakami | 1999-11-30 |
| 5924399 | Intake system-draining structure for engine | Yasuhiro Koike, Yuji Yoshikawa, Junichi Hoshino | 1999-07-20 |
| 5879752 | Method of coating a toner conveyor roller | Eisaku Murakami, Kazuhiro Yuasa, Shuichi Endoh, Iwao Matsumae, Yoshiaki Tanaka +6 more | 1999-03-09 |
| 5873021 | Cleaner and toner magazine for electrophotographic apparatus | Hirotaka Hatta, Shigemi Kanda, Yozo Matsuura, Masahiko Kamijo | 1999-02-16 |
| 5872792 | Microcomputer | — | 1999-02-16 |