Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7259726 | Compact loop antenna for inductive read/write apparatus | Toshiaki Ibi, Shigeru Hashimoto | 2007-08-21 |
| 6765972 | Carrier synchronization type demodulator for PSK signal | Yusuke Kawasaki, Shigeru Hashimoto | 2004-07-20 |
| 6608995 | Detection circuit for proximity IC card device | Yusuke Kawasaki, Shigeru Hashimoto | 2003-08-19 |
| 6536673 | Circuit for detecting presence or absence of proximity IC card device | Yusuke Kawasaki, Shigeru Hashimoto | 2003-03-25 |
| 4918599 | Interrupt control system | Shigeru Hashimoto, Yasuyuki Higashiura, Hisayuki Nishimura | 1990-04-17 |