Issued Patents All Time
Showing 101–108 of 108 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709678 | Uncertainty detector in feed-back control system based on combustion peak position data for internal combustion engine and ignition timing control having particular detector | Shizuo Yagi, Yorihisa Yamamoto | 1987-12-01 |
| 4694799 | Ignition timing control system for internal combustion engines | Shizuo Yagi, Yoshiaki Hirosawa, Isao Fujii | 1987-09-22 |
| 4627280 | Inductance liquid level meter | Chikahisa Hayashi, Mikio Adachi | 1986-12-09 |
| 4618831 | Power amplifying apparatus | Shunichiro Egami | 1986-10-21 |
| 4612425 | Steering wheel having boss portion with energy absorbing layer and membrane switch | Makoto Kanai, Hiroshi Sugita | 1986-09-16 |
| 4259741 | Satellite relay system | — | 1981-03-31 |
| 4232335 | Numerical control tape preparation machine | Hiroshi Nakagawa, Hidetoshi Kawa | 1980-11-04 |
| 4215846 | Multiportion unitary valve seat and valve incorporating it | Mitsumasa Ishizuka | 1980-08-05 |