Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4260285 | Oil boom | Mamoru Kurihara, Kiyoshi Ezaki | 1981-04-07 |
| 4200814 | Multiplier with hall element | Shikei Tanaka, Tetsuji Kobayashi, Noboru Matsuo | 1980-04-29 |
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4260285 | Oil boom | Mamoru Kurihara, Kiyoshi Ezaki | 1981-04-07 |
| 4200814 | Multiplier with hall element | Shikei Tanaka, Tetsuji Kobayashi, Noboru Matsuo | 1980-04-29 |