Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9989454 | Method and apparatus for measuring parameters of optical anisotropy | Yang Zou | 2018-06-05 |
| 8325340 | Method and apparatus for determining polarization-altering element parameters from full mueller matrix measurements | — | 2012-12-04 |
| 7808637 | Method and apparatus for determining liquid crystal cell parameters from full mueller matrix measurements | — | 2010-10-05 |
| 7218398 | Method and apparatus for determining liquid crystal cell parameters from full Mueller matrix measurements | — | 2007-05-15 |
| 6819949 | Method and apparatus for measuring blood oxygen saturation in a retinal vessel by separately detecting single pass optical signals | Arthur Lompado, Kurt R. Denninghoff, Lloyd W. Hillman | 2004-11-16 |
| 6728561 | Multispectral image processing method, apparatus and computer program product for determining the blood oxygen saturation in a vessel | Kurt R. Denninghoff, Lloyd W. Hillman, Raghunandan Manchenahalli | 2004-04-27 |
| 6244712 | Optical scanning spectroscopic apparatus and associated method | Lloyd W. Hillman, Kurt R. Denninghoff, Russell A. Chipman | 2001-06-12 |
| 5935076 | Method and apparatus for accurately measuring the transmittance of blood within a retinal vessel | Russell A. Chipman, Thomas E. Minnich, Lloyd W. Hillman, Kurt R. Denninghoff | 1999-08-10 |
| 5776060 | Method and apparatus for measuring blood oxygen saturation within a retinal vessel with light having several selected wavelengths | Russell A. Chipman, Thomas E. Minnich | 1998-07-07 |