Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696749 | Dual-wavelength optical recording head utilizing grating beam splitter and integrated laser and detectors | David B. Kay | 1997-12-09 |
| 5689492 | Assembly used for precisely positioning the component parts of a laser detector grating unit (LDGU) | David Anthony Roberts, Robert J. Schomske | 1997-11-18 |
| 5677902 | Beam splitter for optical recording | — | 1997-10-14 |
| 5631885 | Waveguide-gratings used for analysis of optical beams constructed as dual-pitch double surface corrugations | — | 1997-05-20 |