Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594406 | Zinc oxide varistor and process for the production thereof | Kazushige Koyama, Naoki Mutoh | 1997-01-14 |
MK
Masaaki Katsumata
Overall (1997): #109,644 of 185,788Top 60%
1
Patents 1997