Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6859145 | Safety system | Scott D. Wilker, Judith Bergner, Kenneth R. Altberg | 2005-02-22 |
| 6798348 | Ergonomically designed tool handle | Scott D. Wilker, Judith Bergner, Kenneth R. Altberg | 2004-09-28 |
| 6727805 | Signaling retention device | Kenneth R. Altberg | 2004-04-27 |
| 6321782 | Apparatus for controlling the flow of fluids | — | 2001-11-27 |
| 6047729 | Apparatus for controlling the flow of fluids | William T. Schellhammer, IV | 2000-04-11 |
| 5979840 | Apparatus for gripping a fluid carrying hose | Thomas S. Corbett | 1999-11-09 |