Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803428 | Method and apparatus for non-destructive material testing, particularly for determination of thickness of coating layers on a base material by measuring electrical conductivity or magnetic permeability at the finished specimen | — | 1989-02-07 |
| 4531410 | Method of and apparatus for detecting flaws inside articles, more particularly structural components, by means of acoustic holography | — | 1985-07-30 |
| 4507966 | Method and means for imaging sound waves | — | 1985-04-02 |
| 4459851 | Method and device for the localization and analysis of sound emissions | — | 1984-07-17 |
| 4271705 | Method and device for generating acoustic pulses | — | 1981-06-09 |