Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12114784 | Chair having a movable seat | Yojiro Kinoshita, Katsuaki Hayashi | 2024-10-15 |
| 11540637 | Seat, chair, and load support body | Yojiro Kinoshita | 2023-01-03 |
| 11533998 | Chair | Yojiro Kinoshita, Katsuaki Hayashi, Kenta Asano, Takayoshi Kanou, Kenta Shiozawa +3 more | 2022-12-27 |
| 11297951 | Chair whose seat swings in a front-rear direction and a left-right direction | Toshiki Yajima, Yojiro Kinoshita, Kenta Shiozawa, Tomoaki Ichikawa, Kensuke Nakamura | 2022-04-12 |
| 11253077 | Chair with return force mechanism | Toshiki Yajima | 2022-02-22 |
| 11202509 | Chair | Toshiki Yajima, Tomoaki Ichikawa, Kenta Shiozawa, Kensuke Nakamura | 2021-12-21 |
| 11103069 | Chair | Yasuhiro Shibamoto, Kensuke Nakamura, Tomoaki Ichikawa, Kenta Shiozawa | 2021-08-31 |
| 11096495 | Chair | Toshiki Yajima, Yasuhiro Shibamoto, Fei Xu, Kenta Shiozawa, Tomoaki Ichikawa +1 more | 2021-08-24 |
| 10918211 | Chair and seat support mechanism | Yasuhiro Shibamoto, Fei Xu, Toshiki Yajima, Katsuaki Hayashi | 2021-02-16 |
| 10881208 | Chair and seat support mechanism | Toshiki Yajima, Yasuhiro Shibamoto, Fei Xu | 2021-01-05 |
| 10842276 | Chair and cover member of the chair | Toshiki Yajima, Fei Xu, Yasuhiro Shibamoto, Yojiro Kinoshita | 2020-11-24 |
| 10820704 | Chair and seat support mechanism | Toshiki Yajima, Katsuaki Hayashi | 2020-11-03 |
| 10806260 | Chair | Katsuaki Hayashi | 2020-10-20 |
| 9359931 | Gas release apparatus for construction machine | — | 2016-06-07 |
| 8469136 | Hybrid construction machine | Tetsunori Manabe | 2013-06-25 |
| 6540036 | Construction machine | — | 2003-04-01 |
| 6466247 | Timing control of light beam scan | Shunji Kitagawa | 2002-10-15 |
| 6411325 | Optical unit, and electrophotographic recording device having same | Yukihiro Matsushita | 2002-06-25 |
| 6333756 | Optical unit and its manufacturing method and electrophotographic recording device | Yukihiro Matsushita, Fumio Kaneko | 2001-12-25 |
| 6236040 | Image forming apparatus | Kouichi Takemura, Yoshitaka Murakawa, Hiroyuki Matsuo, Kazuki Ogawa, Fumio Kaneko +1 more | 2001-05-22 |
| 6191804 | Image forming apparatus | Shunji Kitagawa, Fumio Kaneko, Hiroyuki Matsuo, Masayuki Iwasa, Mitsuaki Takeguchi +2 more | 2001-02-20 |
| 6118463 | Positional error correction for color image forming apparatus | Youji Houki, Kouichi Kobayashi, Hiroji Uchimura, Morihisa Kawahara, Tsutomu Nagatomi +7 more | 2000-09-12 |
| 5864739 | Light source package incorporating thermal expansion compensating device and image forming apparatus using the same | Fumio Kaneko, Kouichi Takemura, Hiroyuki Matsuo, Yukihiro Matsushita | 1999-01-26 |
| 5764270 | Image forming apparatus with a plurality of image forming units | Shunji Kitagawa, Kouichi Takemura, Masahide Ishigami, Satoru Kobayashi, Mitsuaki Takeguchi +1 more | 1998-06-09 |
| 5724087 | Image forming apparatus and method for correcting a scanning line bend | Masayuki Iwasa, Kazuki Ogawa | 1998-03-03 |