Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11561121 | Composition ratio estimation device/ composition ratio estimation method/ composition ratio estimation program/ and liquid level gauge | Akihiro Muraishi | 2023-01-24 |
| 6618001 | Apparatus for detecting signal | — | 2003-09-09 |
| 6115369 | Wireless repeating method and wireless repeating unit | — | 2000-09-05 |
| 6038267 | Digital demodulator, maximum-value selector, and diversity receiver | Yoshiyuki Ishii, Yuji Iguchi | 2000-03-14 |
| 5991614 | Utilization management system of portable telephone | — | 1999-11-23 |
| 5677908 | Hand-over method for mobile communication | — | 1997-10-14 |
| 5574399 | Coherent PSK detector not requiring carrier recovery | Yuji Iguchi | 1996-11-12 |