Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813385 | General-purpose internal combustion engine | Yoshinobu Yamaguchi, Mutsumi Terasawa | 1989-03-21 |
MS
Mitsuo Sasagase
Toyo Roki Seizo Kabushiki Kaisha: 1 patents #1 of 3Top 35%
Overall (1989): #136,487 of 140,708Top 100%
1
Patents 1989