Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7257389 | Wireless communication device adjusting antenna position and wireless communication method of adjusting antenna position | Hiroyasu Uchida, Takanobu Ishibashi, Mitsuaki Satsukawa, Makoto Kamoi | 2007-08-14 |
| 5325431 | Looking and listening fee collection system for pay broadcasting | — | 1994-06-28 |
| 4973828 | Portable electronic medium | Hideo Matsuoka | 1990-11-27 |
| 4737649 | Sheet discriminating apparatus with hole-detecting means | — | 1988-04-12 |
| 4723072 | Apparatus for discriminating sheets | — | 1988-02-02 |
| 4490846 | Pattern discriminating apparatus | Tsuyoshi Ishida, Hideo Osawa | 1984-12-25 |