Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661425 | Digital PLL circuit | Hidenori Minoda, Katsuaki Matsufuji | 1997-08-26 |
| 5632683 | Homokinetic joint having ball retaining structure | Yoshikazu Fukumura, Shin Tomogami, Yutaka Tanigaki | 1997-05-27 |
| 5603637 | Waterproof plug structure | Eiji Saijo, Shinichi Yamada, Takatoshi Katsuma | 1997-02-18 |