Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10880412 | Systems and methods for communicating between a fleet of robots and a fleet manager | Denise Elaine Eng, Guillaume Autran | 2020-12-29 |
| 6186162 | Leak detection and shut-off apparatus | J. Bryan | 2001-02-13 |
| 5636877 | Swivel connection | Léonard HARTMANN, Gerald L. Rogers | 1997-06-10 |
| 5451031 | Quick-connect-disconnect non-mar coupling | Léonard HARTMANN, Gerald L. Rogers | 1995-09-19 |
| 4768550 | Manifold fitting for a compressed air tank | Joseph L. Krechel, Paul F. Ross, II | 1988-09-06 |
| 4705076 | Manifold fitting for a compressed air tank | Joseph L. Krechel, Paul F. Ross, II | 1987-11-10 |
| 4616677 | Manifold fitting for a compressed air tank | Joseph L. Krechel | 1986-10-14 |
| 4612962 | Spring-loaded valve | — | 1986-09-23 |
| 4321940 | Unloader/check valve | Joseph L. Krechel | 1982-03-30 |