Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6875069 | Air-intake system of multi-cylinder engine of small watercraft | Masaaki Miyoshi | 2005-04-05 |
| 6796861 | Air-intake system of engine | Yoshinobu Tanaka | 2004-09-28 |
| 6776676 | Personal watercraft | Yoshinobu Tanaka, Atsufumi Ozaki, Yoshimoto Matsuda | 2004-08-17 |
| 6764360 | Personal watercraft | Yoshinobu Tanaka, Yoshimoto Matsuda | 2004-07-20 |
| 6705906 | Personal watercraft | Yoshimoto Matsuda | 2004-03-16 |
| D378764 | Ink refill for a ball-point pen | Hideyuki Tanaka | 1997-04-08 |
| 4790678 | Mechanism for extruding and retracting a writing member of a writing instrument | — | 1988-12-13 |
| 4422064 | Electrical resistance regulator | Susumu Fukita, Kenji Fujikawa | 1983-12-20 |
| 4308551 | Color television camera with test pattern | Takashi Ohnuma, Shiomi Kanie | 1981-12-29 |