Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7505132 | Self calibrating measurement system | — | 2009-03-17 |
| 7495763 | Dual function measurement system | — | 2009-02-24 |
| 6894778 | Low detection limit turbidimeter | Paul D. Schlegel, Jeffrey Huhta, Richard P. Kolman | 2005-05-17 |
| 6538736 | Concentric spectrometer with mitigation of internal specular reflections | — | 2003-03-25 |
| 6424413 | Multi-channel integrating sphere | William L. Weber, Harold Van Aken, Joseph Corrado | 2002-07-23 |
| 6181418 | Concentric spectrometer | William L. Weber, Harold Van Aken, Robert K. McMahan, Jr. | 2001-01-30 |
| 5460177 | Method for non-invasive measurement of concentration of analytes in blood using continuous spectrum radiation | David L. Purdy, Mark DiFrancesco | 1995-10-24 |
| 5055269 | Temperature limited catalytic gas detector apparatus | Oscar Singleton, Louis G. Gaetano | 1991-10-08 |