Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602441 | Vacuum ionization gauging tube | Toshio Kikuchi, Wakao Watanabe | 1997-02-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5602441 | Vacuum ionization gauging tube | Toshio Kikuchi, Wakao Watanabe | 1997-02-11 |