Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371556 | Spectacle type retina direct display apparatus | Seizi Sato | 1994-12-06 |
| 5343257 | Screen cover opening/closing device for television receiver | Fumio Kohno, Seizi Sato | 1994-08-30 |
| 5193734 | Jet solder bath | Kinjiro Takayama, Kenichi TOMITSUKA, Tatsuo Fujita, Mitsuo Zen, Hidetoshi Nakamura | 1993-03-16 |
| 4891726 | Rotary magnetic head and guide drum assembly with reduce mounting height | Seiji Sato, Susumu Matsubara, Eiji Yano, Katsuyuki Koizumi | 1990-01-02 |
| 4853804 | Magnetic recording and/or reproducing apparatus | Seiji Sato, Susumu Matsubara, Eiji Yano, Katsuyuki Koizumi | 1989-08-01 |
| 4210778 | Loudspeaker system with heat pipe | Sadaaki Sakurai | 1980-07-01 |