Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5083455 | Air meter for an internal combustion engine and method of producing the same | Yasuo Saito, Toshifumi Usui, Hirotoshi Kawano, Shinya Igarashi | 1992-01-28 |
| 4991560 | Hot-wire air flow meter and internal combustion engine provided with same | Nobukatsu Arai, Toshifumi Usui, Tetsuo Matsukura, Shinya Igarashi | 1991-02-12 |