Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614138 | Method of fabricating non-linear resistor | Seiichi Yamada, Shigeru Tanaka, Shigehisa Motowaki, Ken Takahashi, Shingo Shirakawa +2 more | 1997-03-25 |
| 4692735 | Nonlinear voltage dependent resistor and method for manufacturing thereof | Takeo Yamazaki, Satoru Ogihara | 1987-09-08 |