Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5028136 | Rugate optical filter systems | Narayan P. Murarka, Kent J. Kogler, Craig S. Bartholomew, Richard J. Harris | 1991-07-02 |
| 4837044 | Rugate optical filter systems | Narayan P. Murarka, Kent J. Kogler, Craig S. Bartholomew, Richard J. Harris | 1989-06-06 |
| 4484079 | Registration mark detector | Edward J. Schulenburg, Jr. | 1984-11-20 |