Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6538987 | Rapid ring protection switching system | Dan Cedrone, Walter Dray, Ed Klein, Bappa Sinha, Ming-Teh Ma +1 more | 2003-03-25 |
| D304415 | Paint can rim piercer | — | 1989-11-07 |
| 4341587 | Tape dispenser | — | 1982-07-27 |
| 4253905 | Tape dispenser | — | 1981-03-03 |