Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D454898 | Telescope body | Takayuki Ishida | 2002-03-26 |
| D454144 | Telescope body | Takayuki Ishida | 2002-03-05 |
| D395440 | Telescope body | Fumihiko Matsubayashi | 1998-06-23 |
| D390580 | Telescope body | Fumihiko Matsubayashi | 1998-02-10 |
| D377911 | Tape measure frame | — | 1997-02-11 |
| D338198 | Digital video disk player/recorder for static images | — | 1993-08-10 |
| D324346 | Measuring tape case | — | 1992-03-03 |
| 4798561 | Hydraulic control apparatus for stepless transmission | Katsuhiko Hattori, Hideyuki Suzuki | 1989-01-17 |
| 4790214 | Revolution speed ratio control system for a continuously variable transmission | Katsuhiko Hattori, Hideyuki Suzuki, Hiroyuki Yamaguchi | 1988-12-13 |
| D298261 | Binoculars | — | 1988-10-25 |
| D285802 | Terrestrial telescope | — | 1986-09-23 |
| D285698 | Terrestrial telescope | — | 1986-09-16 |
| 4184638 | Low noise level, pressure fluid spouting device | Shunichi Doi | 1980-01-22 |