Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006393 | Handle extension for a shaver or applicator pad | — | 2011-08-30 |
| D418007 | Microwave pressure cooker | Terence Boughey, Nicola Cursio | 1999-12-28 |
| D305096 | Retractable blade knife | Wallace Tench, Cvetan Petroff, Gordon Bremmer | 1989-12-19 |
| D303921 | Utility knife or similar article | Alfred Blochlinger, Cvetan Petroff, Wallace Tench | 1989-10-10 |
| D303731 | Knife scabbard | Alfred Blochlinger, Cvetan Petroff, Wallace Tench | 1989-10-03 |
| D298399 | Knife handle or similar article | Alfred Blochlinger, Wallace Tench, Cvetan Petroff | 1988-11-08 |
| D296498 | Knife scabbard or similar article | Wallace Tench, Cvetan Petroff, Alfred Blochlinger | 1988-07-05 |
| D295132 | Cutlery scabbard or similar article | Alfred Blochlinger, Cvetan Petroff, David E. Watson | 1988-04-12 |