Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4831252 | Aligning optical and mechanical elements for optical motion sensing | Dale E. Ihnat, Richard A. Anderson | 1989-05-16 |
| 4733561 | Self-oscillating, optical resonant sensor | — | 1988-03-29 |
| 4717240 | Interferometeric beamsplitter | — | 1988-01-05 |
| 4713540 | Method and apparatus for sensing a measurand | Dale E. Ihnat | 1987-12-15 |
| 4669316 | Differential-pressure apparatus employing a resonant force sensor | Everett O. Olsen, Gordon W. Chitty, Vernon C. Westcott | 1987-06-02 |
| 4596925 | Fiber optic displacement sensor with built-in reference | — | 1986-06-24 |
| 4521684 | Optical measurement system with light-driven vibrating sensor element | Edward L. Lewis, Everett O. Olsen | 1985-06-04 |
| 4382656 | Non-imaging optical energy transfer system | — | 1983-05-10 |