Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7237438 | Systems and methods for determining the velocity of ultrasonic surface skimming longitudinal waves on various materials | Jeffrey A. Umbach, Kevin D. Smith | 2007-07-03 |
| 5316151 | Magnetic particle separator | — | 1994-05-31 |
| 5299458 | Nondestructive ultrasonic evaluation of formability of metallic sheets | Alfred V. Clark | 1994-04-05 |
| 5251486 | Method of ultrasonic measurement of texture | John F. Smith, Seung Sang Lee, Yan Li | 1993-10-12 |
| 5071541 | Method and apparatus for sorting a mixture of particles | — | 1991-12-10 |
| 5048340 | Semi-automatic system for ultrasonic measurement of texture | Samuel J. Wormley | 1991-09-17 |
| 4899589 | Semi-automatic for ultrasonic measurement of texture | John F. Smith, Seung Sang Lee, Yan Li | 1990-02-13 |
| 4522071 | Method and apparatus for measuring stress | — | 1985-06-11 |
| 4307612 | Method and means for ultrasonic inspection | Richard K. Elsley | 1981-12-29 |