Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614726 | Automated optical alignment system and method using Raman scattering of capillary tube contents | Stephen L. Pentoney, Jr. | 1997-03-25 |
| 5484571 | Enhanced fluorescence detection of samples in capillary column | Stephen L. Pentoney, Jr. | 1996-01-16 |
| 5292483 | Detecting a radiation signal | — | 1994-03-08 |
| 5128549 | Stray radiation compensation | — | 1992-07-07 |
| 4526470 | Stray light measurement and compensation | — | 1985-07-02 |
| 4514085 | Marking and authenticating documents with liquid crystal materials | — | 1985-04-30 |
| 4497542 | Apparatus for minimizing beam collimation sensitivity in optical instruments including liquid crystal cells | — | 1985-02-05 |
| 4461718 | Wavelength accuracy test solution | Lilla S. Sun, John C. Anderson | 1984-07-24 |
| 4444469 | Narrow band rejection filter utilizing a liquid crystal cell | — | 1984-04-24 |
| 4437762 | Control of detector gain hysteresis in a single beam spectrophotometer | Thomas J. Glenn | 1984-03-20 |
| 4437763 | Control of detector gain hysteresis in a single beam spectrophotometer | — | 1984-03-20 |
| 4394069 | Liquid crystal tuned birefringent filter | — | 1983-07-19 |
| 4367404 | Reduction of hysteresis in photomultiplier detectors | — | 1983-01-04 |
| 4355897 | Near-simultaneous measurements at forward and back scatter angles in light scattering photometers | — | 1982-10-26 |
| 4272195 | Method and apparatus for determining the wavelength of light | — | 1981-06-09 |