Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8923443 | Wireless receiver | Katsuhiko Ito, Yoshimi Nitta | 2014-12-30 |
| 7731333 | Liquid-jet head and liquid-jet apparatus | Kazutoshi Goto, Isao Yanagisawa, Hiroshige Owaki | 2010-06-08 |
| 6538877 | Gas insulation switch | Tokio Yamagiwa, Koji Sasaki | 2003-03-25 |
| 6373687 | Gas insulation switch | Tokio Yamagiwa, Koji Sasaki | 2002-04-16 |
| 6292356 | Gas insulation switch | Tokio Yamagiwa, Koji Sasaki | 2001-09-18 |