Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12342835 | Frozen dessert dispensing machine and cartridge | Evan Spirk, Gary R. Stephan, Marc Vitantonio, Jason R. Ertel, David Michael Pehar +7 more | 2025-07-01 |
| 12004534 | Frozen dessert dispensing machine and cartridge | Evan Spirk, Gary R. Stephan, Marc Vitantonio, Jason R. Ertel, David Michael Pehar +7 more | 2024-06-11 |
| D459894 | Telephone toothbrush handle | Lawrence A. Blaustein, John R. Nottingham, John W. Spirk, Patrick W. Brown, Robert L. Dorsey +1 more | 2002-07-09 |
| D459895 | Walkie-talkie toothbrush handle | Lawrence A. Blaustein, John R. Nottingham, John W. Spirk, Patrick W. Brown, Robert L. Dorsey +1 more | 2002-07-09 |
| D459584 | Rocketship toothbrush handle | Lawrence A. Blaustein, John R. Nottingham, John W. Spirk, Patrick W. Brown, Robert L. Dorsey +1 more | 2002-07-02 |