Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7493818 | Drop shock measurement system and acceleration sensor element used in the same | Kazunari Nishihara, Hirofumi Tajika, Koji Nomura | 2009-02-24 |
| 7275412 | Drop shock measurement system and acceleration sensor element used in the same | Kazunari Nishihara, Hirofumi Tajika, Koji Nomura | 2007-10-02 |
| 6864790 | Electronic apparatus and method of detecting shock given to the electronic apparatus | Kazunari Nishihara, Hirofumi Tajika | 2005-03-08 |