Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635644 | Apparatus for measuring a layer thickness using transverse waves of ultrasonic waves | Kohichi Ishikawa | 1997-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635644 | Apparatus for measuring a layer thickness using transverse waves of ultrasonic waves | Kohichi Ishikawa | 1997-06-03 |