Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11931891 | Robot having flexible outer skin | Kaname Hayashi, Daijiro Kato | 2024-03-19 |
| 11926230 | Robot charging station | Kaname Hayashi, Daijiro Kato, Yuichi Onda, Naoshi Hatori | 2024-03-12 |
| 11712796 | Robot that acts comically, and structure thereof | Kaname Hayashi | 2023-08-01 |
| 9688153 | Electric vehicle | Takuya Yamamoto, Hidetoshi Ono, Eiji Akita, Naoki Kida | 2017-06-27 |
| 5491541 | Developing apparatus having adjacent similar magnetic poles | Makoto Takase | 1996-02-13 |
| 5442425 | Developing apparatus | Makoto Takase | 1995-08-15 |
| 5283615 | Image forming apparatus having a plurality of developing devices | Tateki Oka, Kunio Toda | 1994-02-01 |
| 5122843 | Image forming apparatus having developing devices which use different size toner particles | Tateki Oka, Kunio Toda | 1992-06-16 |
| 5063127 | Method for forming multi-color images | Tateki Oka | 1991-11-05 |
| 5040023 | Method and apparatus for supplying toner to a developing device in an image forming apparatus | — | 1991-08-13 |
| 5038176 | Image forming apparatus having plural magnetic brush developing devices | Kunio Toda, Taisuke Nagao | 1991-08-06 |
| 5036369 | Image forming apparatus | Kunio Toda, Taisuke Nagao | 1991-07-30 |
| 5012285 | Developing apparatus including a partitioning arrangement for partitioning the toner accommodating tank | Tateki Oka, Naoki Toyoshi, Hiroshi Mizuno, Hiroshi Murasaki, Akihito Ikegawa +2 more | 1991-04-30 |
| 5006893 | Image forming apparatus with improved toner replenishment | — | 1991-04-09 |
| 4924270 | Toner supply device for use in image forming apparatus | Mineyuki Sako, Tateki Oka, Yasuyuki Hiromoto, Kunio Toda | 1990-05-08 |
| 4917043 | Developing device in an image forming apparatus | — | 1990-04-17 |
| 4912513 | Developing apparatus with variable developing bias voltage | Tateki Oka, Naoki Toyoshi | 1990-03-27 |
| 4897331 | Reversal image forming method | Naoki Toyoshi, Hiroshi Okamoto, Kenji Tabuchi, Kaoru Takebe | 1990-01-30 |
| 4891287 | Image editing method | Naoki Toyoshi, Hiroshi Okamoto, Kenji Tabuchi, Kaoru Takebe | 1990-01-02 |
| 4835566 | Electrophotographic copying apparatus | Tateki Oka, Naoki Toyoshi | 1989-05-30 |
| 4828953 | Method for the formation of outline images corresponding to the peripheral outlines of document's images | Tateki Oka, Naoki Toyoshi | 1989-05-09 |
| 4821071 | Electrophotographic copiers | Tateki Oka, Naoki Toyoshi, Hisashi Myochin | 1989-04-11 |
| 4794062 | Method for the formation of outline images corresponding to the peripheral outlines of document's images | Tateki Oka, Naoki Toyoshi | 1988-12-27 |
| 4792775 | Method for the formation of outline images corresponding to the peripheral outlines of document's images | Tateki Oka, Naoki Toyoshi | 1988-12-20 |
| 4785331 | Electrophotographic copying method and apparatus | Tateki Oka, Naoki Toyoshi | 1988-11-15 |