Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289387 | Method for measuring stress | Yakichi Higo, Jun Kiyoshige, Kazuhiko Tsukaguchi, Shigenori Kazama | 1994-02-22 |
| 4979394 | Non-destructive inspection method | Yakichi Higo, Shigetomo Nunomura, Toshio Takano, Tadashi Ashida | 1990-12-25 |