Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9016128 | External force detecting method and external force detecting device | Mitsuaki Koyama, Hiroki Iwai | 2015-04-28 |
| 8966980 | External force detecting device and external force detecting sensor | Mitsuaki Koyama, Hiroki Iwai, Yoshiaki Amano, Ryoichi Ichikawa | 2015-03-03 |
| 8919201 | Acceleration measuring apparatus | Mitsuaki Koyama, Hiroki Iwai, Ryoichi Ichikawa | 2014-12-30 |
| 8890391 | External force detection apparatus and external force detection sensor | Mitsuaki Koyama, Hiroki Iwai, Ryoichi Ichikawa | 2014-11-18 |
| 8830004 | Crystal resonator and crystal oscillator | Mitsuaki Koyama, Toshihiko Kagami, Takeshi Matsumoto, Manabu Ishikawa, Shinichi Sato | 2014-09-09 |
| 8677828 | Vibration detecting device | Mitsuaki Koyama | 2014-03-25 |
| 8377380 | Sensing device | Tomoya Yorita, Shunichi Wakamatsu, Shigenori Watanabe | 2013-02-19 |
| 8298486 | Piezoelectric resonator and sensing sensor | Shigenori Watanabe, Mitsuaki Koyama | 2012-10-30 |
| 8176773 | Piezoelectric sensor and sensing instrument | Junichiro Yamakawa, Kazuo Akaike, Hiroyuki Kukita | 2012-05-15 |
| D605535 | Bio-sensor | Shigenori Watanabe, Shunichi Wakamatsu, Hiroyuki Kukita | 2009-12-08 |
| D604185 | Bio-sensor | Shigenori Watanabe, Shunichi Wakamatsu, Hiroyuki Kukita | 2009-11-17 |
| D603725 | Bio-sensor | Shigenori Watanabe, Shunichi Wakamatsu, Tomoya Yorita | 2009-11-10 |
| D603726 | Crystal resonator for bio-sensor | Shigenori Watanabe, Shunichi Wakamatsu, Tomoya Yorita | 2009-11-10 |