Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11598660 | Powder dispensing fixture | Robert Kay, Zachary Francis | 2023-03-07 |
| 11268843 | Powder dispensing fixture | Robert Kay, Zachary Francis | 2022-03-08 |
| 8116963 | Fuel injection pin displacement profile interpolation | — | 2012-02-14 |
| RE35940 | Electromechanical back brace apparatus | Thomas Heinz, Thomas Walker | 1998-10-27 |
| 5437617 | Electromechanical back brace apparatus | Thomas Heinz, Tom Walker | 1995-08-01 |
| 5346461 | Electromechanical back brace apparatus | Thomas Heinz, Tom Walker | 1994-09-13 |
| 5226874 | Electromechanical back brace apparatus | Thomas Heinz, Thomas Walker | 1993-07-13 |
| 5172534 | Chainable building blocks | Ronald E. Milner | 1992-12-22 |
| 4869699 | Flying disk with centrifugally activated sound generator | Thomas Walker, Randall W. Karr | 1989-09-26 |
| D302867 | Decorative plasma arc display | Warren E. Dennis | 1989-08-15 |
| 4788467 | Downhole oil well vibrating system | — | 1988-11-29 |
| 4774427 | Downhole oil well vibrating system | — | 1988-09-27 |
| 4658897 | Downhole transducer systems | Harry W. Kompanek, James R. Ligman | 1987-04-21 |
| 4512402 | Casing tuned downhole tool | Harry W. Kompanek, James R. Ligman | 1985-04-23 |
| 4448388 | Canopy assembly | Warren E. Dennis | 1984-05-15 |