Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10951174 | High-frequency amplifier | — | 2021-03-16 |
| 7742792 | In-vehicle handsfree telephone system | — | 2010-06-22 |
| 7400454 | Digital camera imaging lens | Yoji Kubota | 2008-07-15 |
| 7388721 | Imaging lens | Yoji Kubota | 2008-06-17 |
| 7251083 | Imaging lens | Yoji Kubota | 2007-07-31 |
| 7195366 | Backlight unit of liquid crystal display device and reflective means therein | Yoji Kubota | 2007-03-27 |
| 6975283 | Information communication system | Tsuyoshi Yamaguchi | 2005-12-13 |
| 6432633 | Immunoassay method of HIV-1p24 antigen and reagent therefor | Katsuhiko Yamamoto, Akemi Yoshiki, Atsushi Umetani | 2002-08-13 |
| 5141215 | Sorter-finisher provided for an image forming apparatus | Kuniaki Ishiguro, Takuma Ishikawa | 1992-08-25 |
| 5133539 | Sorter-finisher provided for an image forming apparatus | Kuniaki Ishiguro, Takuma Ishikawa | 1992-07-28 |
| 5083761 | Sheet storing apparatus for sheets ejected from a copying machine | Akiyoshi Johdai, Keichi Kinoshita, Takeshi Yoshikai, Tadashi Maruyama, Kazuhito Ozawa +1 more | 1992-01-28 |
| 5028965 | Copying system having a sheet refeed device | Keichi Kinoshita, Hiroki Yamashita | 1991-07-02 |
| 5025202 | Solar cell power system with a solar array bus lockup cancelling mechanism | Akihiko Ishii, Yukihiro Honda | 1991-06-18 |
| 5013021 | Paper container with a paper binding function | Akiyoshi Johdai, Keichi Kinoshita | 1991-05-07 |
| 5014092 | Image forming apparatus with a binding function | Naoki Kubo, Takuma Ishikawa, Fumitoshi Atsumi, Yasuhiko Doi | 1991-05-07 |
| 5012297 | Sheet storing apparatus provided for a copying machine | Hiroki Yamashita, Keichi Kinoshita, Wataru Kurahashi, Katsuya Yasuda | 1991-04-30 |
| 5012298 | Sheet transporting apparatus provided for a copying machine | Akiyoshi Johdai, Kazuhito Ozawa | 1991-04-30 |
| 4993697 | Copy sheet stack apparatus | Hiroki Yamashita, Keichi Kinoshita, Kazuhito Ozawa, Wataru Kurahashi, Katsuya Yasuda | 1991-02-19 |
| 4981293 | Sheet storing apparatus provided for a copying machine | Hiroki Yamashita, Keichi Kinoshita, Wataru Kurahashi, Katsuya Yasuda | 1991-01-01 |
| 4958820 | Sheet storing apparatus for copying machine | Akiyoshi Johdai, Keichi Kinoshita, Hiroki Yamashita | 1990-09-25 |
| 4955597 | Copying apparatus having a device for holding sheets | Akiyoshi Johdai, Keichi Kinoshita, Hirokazu Yamada | 1990-09-11 |
| 4946153 | Paper handling apparatus with a paper stapling function | Keichi Kinoshita, Hiroki Yamashita, Kazuhito Ozawa | 1990-08-07 |
| 4946152 | Sorter-finisher | Takuma Ishikawa, Kuniaki Ishiguro, Kazuhito Ozawa | 1990-08-07 |
| 4872662 | Sorting apparatus having sorter connectable to another sorter | Takuma Ishikawa, Tadashi Maruyama, Akiyoshi Johdai, Kuniaki Ishiguro | 1989-10-10 |
| 4852867 | Copying apparatus having an automatic document feeder with document circulating function and a paper container with paper binding function | Akiyoshi Johdai, Keichi Kinoshita | 1989-08-01 |