Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863686 | High-strength, easily-castable zinc alloys | Eiji Nishimura | 1989-09-05 |
| 4845567 | Image sensor | Kazufumi Yamaguchi, Takahiko Murata | 1989-07-04 |
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Yasunori Yamamoto
Nippon Mining Company Limited: 1 patents #2 of 28Top 8%
Overall (1989): #12,601 of 140,708Top 9%
2
Patents 1989