Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9140822 | Long-period vibration sensor and method for correcting output value of the long-period vibration sensor | Hiroshi Yamakawa, Ken Matsushiro, Tomoharu Yamada | 2015-09-22 |