Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289387 | Method for measuring stress | Yakichi Higo, Junichiro Matsuoka, Jun Kiyoshige, Kazuhiko Tsukaguchi | 1994-02-22 |
| 5286929 | Sound absorbing materials | Hiroshi Sugawara, Yugoro Masuda, Akira Dono | 1994-02-15 |
| 5280724 | Ultrasonic inspection method for detecting defects in solid objects | Yakichi Higo | 1994-01-25 |