Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11951513 | Granular material manipulation device | — | 2024-04-09 |
| 11338301 | Pan for separating granular material | — | 2022-05-24 |
| 5237297 | Tripping apparatus for use with an electrical circuit breaker having magnetic tripping responsive to low overcurrent | Alfred H. Ellington, Robert Steel | 1993-08-17 |
| 4914549 | Circuit breaker movement mechanism | David A. Leone | 1990-04-03 |
| 4375628 | Circuit breaker | — | 1983-03-01 |
| 4251302 | Method of coating, locating and maintaining ophthalmic supports of eyewear properly positioned with respect to the eyes on the bridge of the nose of the wearer | Courtland M. Henderson | 1981-02-17 |