Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5454045 | Apparatus and method for identification and recognition of an item with ultrasonic patterns from item subsurface micro-features | Richard W. Perkins, Steven R. Doctor, Morris S. Good, Patrick G. Heasler, James R. Skorpik +1 more | 1995-09-26 |