Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4711870 | Exhaust gas purifying catalyst | Chikara Yamada, Yoji Watabe, Koichi Irako | 1987-12-08 |
YM
Yuichi Murakamai
Overall (All Time): #3,986,930 of 4,157,543Top 100%
1
Patents All Time