Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325227 | Laser attenuation means | C. H. Chen, W. Ray Garrett, M. G. Payne | 1994-06-28 |
| 5291341 | Laser attenuation device with sacrificial mirror | C. H. Chen, Ronald C. Phillips | 1994-03-01 |