Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4644914 | Valve mechanism of internal combustion engine | Shuji Morita, Yoshio Asaoka, Isao Harada, Tomiyasu Hirano | 1987-02-24 |
| 4583961 | Belt tensioner | Toshio Kawasawa, Akiyoshi Sugiura | 1986-04-22 |
| 4574750 | Self-contained hydraulic lifter | Hisashi Kodama, Tetsuomi Tamura, Toru Hamamoto, Kazuharu Yamada | 1986-03-11 |
| 4535734 | Self-contained hydraulic lash adjuster | Hisashi Kodama, Tooru Hamamoto, Tetsuomi Tamura, Kazuharu Yamada | 1985-08-20 |
| 4457270 | Hydraulic lifter | Hisashi Kodama, Tetsuomi Tamura, Tooru Hamamoto, Kazuharu Yamada | 1984-07-03 |
| 4182279 | Combustion chamber of an internal combustion engine | Kiyoshi Nakanishi, Takeshi Okumura | 1980-01-08 |