Owen, Jr.; R. Calvin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Owen, Jr.; R. Calvin.The latest application filed is for "div: ultrasonic camera".
- Owen, Jr.; R. Calvin - North Chelmsford MA
- Owen, Jr.; R. Calvin - Lincoln MA
| Patent | Date |
|---|---|
| DIV: ultrasonic camera Grant 6,325,757 - Erikson , et al. December 4, 2 | 2001-12-04 |
| Ultrasonic camera Grant 6,159,149 - Erikson , et al. December 12, 2 | 2000-12-12 |
| Night vision goggle with improved optical system Grant 6,141,146 - Owen, Jr. , et al. October 31, 2 | 2000-10-31 |
| Night vision goggle with improved optical system Grant 5,204,774 - Owen, Jr. , et al. April 20, 1 | 1993-04-20 |
| Zone focusing optical system Grant 4,443,067 - Owen, Jr. , et al. April 17, 1 | 1984-04-17 |
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