Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825683 | Apparatus for evaluating an oxygen sensor | Akio Takami, Mineji Nasu, Toshifumi Sekiya, Toshitaka Matsuura, Akio Mizutani +1 more | 1989-05-02 |
KM
Ken Minoha
Overall (1989): #88,215 of 140,708Top 65%
1
Patents 1989