Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639968 | Optical fiber strain-to-failure sensor | Howard D. Krumboltz | 1997-06-17 |
| 5461926 | Single-ended optical fiber strain sensor for measuring maximum strain | Howard D. Krumboltz | 1995-10-31 |
| 5461927 | Optical fiber strain sensor for measuring maximum strain | Howard D. Krumboltz | 1995-10-31 |
| 5367175 | Method of measuring liquid level with a thermal interface detection | — | 1994-11-22 |
| 5349437 | Electromagnetic radiation detector utilizing an electromagnetic radiation absorbing element in a Mach-Zehnder interferometer arrangement | — | 1994-09-20 |
| 5166988 | Thermal phase modulator and method of modulation of light beams by optical means | Howard D. Krumboltz | 1992-11-24 |
| 5115127 | Optical fiber sensor for measuring physical properties of fluids | Barbara J. White, Jon P. Davis, Arthur Samouris | 1992-05-19 |
| 5093569 | Tapered optical fiber sensor | Howard D. Krumboltz | 1992-03-03 |
| 5047626 | Optical fiber sensor for measuring physical properties of liquids | Barbara J. White, Jon P. Davis | 1991-09-10 |
| 4988863 | Optical fiber refractometer launching light at a non-zero launch angle | Howard D. Krumboltz | 1991-01-29 |
| 4981338 | Optical fiber refractometer | Howard D. Krumboltz | 1991-01-01 |
| 4918371 | Fiber optic magnetometers for multiple order gradiometers | — | 1990-04-17 |
| 4859059 | Thermal modulation of light beams | Barbara J. White, Jon P. Davis | 1989-08-22 |
| H371 | Optical fiber interferometer | — | 1987-11-03 |
| 4644273 | Five-axis optical fiber gradiometer | — | 1987-02-17 |
| 4609871 | Temperature compensated optical fiber interferometric magnetometer | — | 1986-09-02 |
| 4524322 | Fiber optic system for measuring electric fields | — | 1985-06-18 |
| 4450406 | Triaxial optical fiber system for measuring magnetic fields | — | 1984-05-22 |
| 4447117 | Gated fiber optic transmission | — | 1984-05-08 |
| 4438517 | Interferometrically tuned laser resonator | Michael Rankin, Gerald D. Ferguson | 1984-03-20 |