Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7501885 | Filter circuit | Junji Hayakawa | 2009-03-10 |
| 7339265 | Capacitance type semiconductor sensor | Akinobu Umemura | 2008-03-04 |
| 7109727 | Capacitive physical quantity sensor | Junji Hayakawa, Akinobu Umemura, Hirokazu Ito, Takaaki Kawai | 2006-09-19 |
| 6448624 | Semiconductor acceleration sensor | Seiichiro Ishio, Kenichi Ao, Minoru Murata, Yasuki Shimoyama, Tomohito Kunda | 2002-09-10 |
| 5864064 | Acceleration sensor having coaxially-arranged fixed electrode and movable electrode | Kazuhiko Kano, Yoshinori Ohtsuka, Kenichi Ao, Yasutoshi Suzuki | 1999-01-26 |
| 5635629 | Knock sensor | Masahito Imai, Kenji Kanemaru, Nobuyasu Gotou, Naohito Mizuno, Koichi Kamabora | 1997-06-03 |