Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9478929 | Light bulb receptacles and light bulb sockets | John U. Jansen | 2016-10-25 |
| 8488587 | Method and apparatus performing automatic resource distribution | Robert S. Cooper, Russ Innes, Sergey A. Razin, Derek Sanders, Richard M. Ulmer +1 more | 2013-07-16 |
| 6705817 | Method and apparatus for loading an aircraft | Manfred Wittenstein, Hans-Hermann Spohr | 2004-03-16 |
| 4908567 | Power supply system for an optical inspection apparatus | Robert H. Welker | 1990-03-13 |
| 4850669 | Explosion-proof optical fiber connector for a light source | Robert H. Welker | 1989-07-25 |
| 4777567 | Optical inspection apparatus | Robert H. Welker | 1988-10-11 |
| 4760232 | Method of cladding a steel cylindrical core | — | 1988-07-26 |