Ralph; John Ernest
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ralph; John Ernest.The latest application filed is for "surface controlled field effect solid state device".
- Ralph; John Ernest - Crawley Down GB2
- Ralph; John Ernest - Salfords near Redhill EN
| Patent | Date |
|---|---|
| Surface controlled field effect solid state device Grant 4,107,724 - Ralph August 15, 1 | 1978-08-15 |
| JFET optical sensor with capacitively charged buried floating gate Grant 3,947,707 - Shannon , et al. March 30, 1 | 1976-03-30 |
| Electron tube including a photocathode Grant 3,931,633 - Shannon , et al. January 6, 1 | 1976-01-06 |
| Solid state image display and/or conversion device Grant 3,894,295 - Shannon , et al. July 8, 1 | 1975-07-08 |
| Radiation sensitive solid state devices Grant 3,887,936 - Shannon , et al. June 3, 1 | 1975-06-03 |
| Channel Plate Display Device Having Positive Optical Feedback Grant 3,825,922 - Ralph July 23, 1 | 1974-07-23 |
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