Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5282443 | Valve operating system in internal combustion engine | Yoshihiro Fujiyoshi, Yasuhiro Urata, Kouichi Fukuo | 1994-02-01 |
HS
Hiroshi Sono
Overall (1994): #124,430 of 165,921Top 75%
1
Patents 1994