Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788960 | Portable information communication terminal apparatus | Yutaka Masutani, Hidehiro Yanagibashi | 2004-09-07 |
| 4881258 | Portable type mobile radio telephone | Ryoichi Kaiwa, Keiki Kobayashi, Yuichiro Suganuma, Naotomo Adachi | 1989-11-14 |