Grafton; David A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grafton; David A..The latest application filed is for "bi-directional fibre-optic coupler".
- Grafton; David A. - Santa Monica CA
| Patent | Date |
|---|---|
| Bi-directional fibre-optic coupler Grant 4,422,181 - Grafton , et al. December 20, 1 | 1983-12-20 |
| Double pass optical system for raster scanners Grant 4,397,521 - Antos , et al. * August 9, 1 | 1983-08-09 |
| Mirror facet tracker using spherical mirrors Grant 4,230,394 - Brueggemann , et al. October 28, 1 | 1980-10-28 |
| Composing reducing camera Grant 4,174,174 - Hunter, Jr. , et al. November 13, 1 | 1979-11-13 |
| Two dimensional laser scanner with movable cylinder lens Grant 4,070,089 - Grafton January 24, 1 | 1978-01-24 |
| Method and apparatus for measuring light reflectance absorption and or transmission Grant 3,910,701 - Henderson , et al. October 7, 1 | 1975-10-07 |
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