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Patent applications and USPTO patent grants for Gregonis; Donald E..The latest application filed is for "constant pressure gas cell".
Patent | Date |
---|---|
Constant pressure gas cell Grant 5,245,405 - Mitchell , et al. September 14, 1 | 1993-09-14 |
Gas analysis system having buffer gas inputs to protect associated optical elements Grant 5,135,304 - Miles , et al. August 4, 1 | 1992-08-04 |
Multi-channel molecular gas analysis by laser-activated Raman light scattering Grant 4,784,486 - Van Wagenen , et al. November 15, 1 | 1988-11-15 |
Apparatus and methods for minimizing cellular adhesion on peritoneal injection catheters Grant 4,557,724 - Gregonis , et al. * December 10, 1 | 1985-12-10 |
Time-release chemical delivery system Grant 4,356,166 - Peterson , et al. October 26, 1 | 1982-10-26 |
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