Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8978490 | Inertial filter and particle classification apparatus | Takuji Ikeda, Yoshio Otani, Masami Furuuchi, Takafumi Seto | 2015-03-17 |
| 7042530 | Transfer apparatus | Naoyoshi Chino, Yasunori Tanaka | 2006-05-09 |
| 6714265 | Transfer apparatus | Naoyoshi Chino, Yasunori Tanaka | 2004-03-30 |
| 5346736 | Magnetic tape cassette | Kengo Oishi | 1994-09-13 |
| 5219074 | Magnetic tape cassette | Kengo Oishi | 1993-06-15 |
| 5189584 | Magnetic tape cassette | Kengo Oishi | 1993-02-23 |
| 5184268 | Magnetic tape cassette | Kengo Oishi | 1993-02-02 |
| 5175661 | Magnetic tape cassette having positioning holes with wear-resistant coatings | Kengo Oishi | 1992-12-29 |
| 5101307 | Magnetic tape cassette | Kengo Oishi | 1992-03-31 |
| 5041938 | Magnetic tape cassette | Kengo Oishi | 1991-08-20 |
| 4311307 | Balls for sports | — | 1982-01-19 |