Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5732326 | Information guiding system and method of preventing borrower of portable terminal unit from forgetting to return it | Minoru Maruyama, Kunio Watanabe | 1998-03-24 |
| 5339353 | Mobile communication system | Masaru Asahara, Shunroku Sasaki | 1994-08-16 |
| 5335262 | Radio communication adapter connected to mobile station and mobile communication system using the radio communication adapter | Shunroku Sasaki, Masaru Asahara | 1994-08-02 |
| 5295179 | Portable telephone system having selectable bypass line | Masaru Asahara, Shunroku Sasaki | 1994-03-15 |
| 4352053 | Temperature compensating voltage generator circuit | Zenichi Ohsawa, Shinichi Murai | 1982-09-28 |
| 4253191 | Straight-through-repeater | — | 1981-02-24 |
| 4198600 | Demodulating system for auxiliary channel in straight-through radio frequency repeater | Hajime Masuda | 1980-04-15 |