Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633593 | Apparatus for sensing proximity of a moving target | George D. Wolff, Marshall E. Smith, Jr. | 1997-05-27 |
| 5459405 | Method and apparatus for sensing proximity of an object using near-field effects | George D. Wolff, Marshall E. Smith, Jr. | 1995-10-17 |
| 5015052 | Optical modulation at millimeter-wave frequencies | Richard W. Ridgway, Milton R. Seiler, Van Wood | 1991-05-14 |
| 4823072 | Measurement of the polarized potential of buried pipeline having impressed current cathodic protection | Kenneth J. Walcott, Neil G. Thompson, Steven B. Helton | 1989-04-18 |
| 4591792 | Method and apparatus for measuring the polarized potential of a buried or submerged structure protected by impressed current | John R. Birchmeier, Neil G. Thompson, Thomas J. Barlo | 1986-05-27 |