Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634244 | Clasp for beaded chains | Rudolf Fetsch | 1997-06-03 |
| 5259430 | Configuration for demountable wheel rim flange/split lockring assemblies | Donald H. Smith | 1993-11-09 |
| 4996414 | X-ray image intensifier with electron optics coating | Fritz Hofmann | 1991-02-26 |
| 4960987 | X-ray image intensifier with conductive-coat electrodes on insulated metal sidewalls | — | 1990-10-02 |
| 4635695 | Locking configuration for a wheel rim flange retaining ring | Donald H. Smith | 1987-01-13 |
| 4259917 | Foldable mast assembly | — | 1981-04-07 |
| 4190744 | Circuit arrangement and process for producing conference connections between three conference parties in a PCM time multiplex switching system | — | 1980-02-26 |