Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D816192 | Shaft coupling hub | Katsuhiko Sato | 2018-04-24 |
| D812725 | Shaft coupling hub | Katsuhiko Sato | 2018-03-13 |
| 9689436 | Torque limiter | Katsuhiko Sato | 2017-06-27 |
| 9587665 | Screw fastener | Hideo Sato | 2017-03-07 |
| 9289838 | Guide roller | Katsuhiko Sato | 2016-03-22 |
| 8337933 | Preparation of oyster flesh extracts | Mitsugu Watanabe, Takayuki Watanabe | 2012-12-25 |
| 7820224 | Preparation of oyster flesh extracts | Mitsugu Watanabe, Takayuki Watanabe | 2010-10-26 |
| 6394872 | Embodied voice responsive toy | Hiroki Ogawa | 2002-05-28 |
| 5721387 | Method of inspecting incomplete terminal insertion and inspecting device therefore | Toru Nagano, Takayoshi Endo | 1998-02-24 |
| 5122516 | Preparation for blood dialysis and method for production thereof | Sawako KOYAMA, Kazuo Kawahara, Eiji Watanabe, Tatsuaki Umeki | 1992-06-16 |