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Patent applications and USPTO patent grants for Eblen, Jr.; John P..The latest application filed is for "hydrogen contamination monitoring and sensor evaluation system".
Patent | Date |
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Hydrogen contamination monitoring and sensor evaluation system Grant 6,734,975 - Eblen, Jr. , et al. May 11, 2 | 2004-05-11 |
Inorganic thin film compensator for improved gray scale performance in twisted nematic liquid crystal displays and method of making Grant 5,638,197 - Gunning, III , et al. June 10, 1 | 1997-06-10 |
Compensator for liquid crystal display, having two types of layers with different refractive indices alternating Grant 5,196,953 - Yeh , et al. March 23, 1 | 1993-03-23 |
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