Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11058435 | Powered surgical device | Eugene T. King, Greg Unmann, Peter J. Esser | 2021-07-13 |
| 10292714 | Powered surgical device | Eugene T. King, Greg Unmann, Peter J. Esser | 2019-05-21 |
| 5762443 | Ground retractable automobile barrier | Matthew A. Gelfand, James C. Herrmann, Joseph Vellozzi, Joel L. Stahmer | 1998-06-09 |
| 5240225 | Plastic slump cone | Gary Workman | 1993-08-31 |
| 4842241 | Lightweight plastic concrete mold | Gary Workman | 1989-06-27 |
| 4767095 | Concrete column form | Gary Workman | 1988-08-30 |