Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6675689 | Circular blade unit | Carmen Lira Núnez, Erhua Cai | 2004-01-13 |
| 6575068 | Guided cutting system | Carmen O. Lira-Nunez, Erhua Cai | 2003-06-10 |
| D464244 | Cutting cartridge | Carmen O. Lira-Nunez, Erhua Cai | 2002-10-15 |
| D451110 | Circular blade | Carmen O. Lira-Nunez, Erhua Cai | 2001-11-27 |
| D451111 | Circular blade | Carmen O. Lira-Nunez, Erhua Cai | 2001-11-27 |
| D443536 | Cutting template | Carmen O. Lira-Nunez, Erhua Cai | 2001-06-12 |
| 6216577 | Guided cutting system | Carmen O. Lira-Nunez, Erhua Cai | 2001-04-17 |