Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8636110 | Boat trailer mounted bow entry ladder | Mark Ebbenga, Daniel Lin | 2014-01-28 |
| 8277224 | Dental articulator with endodontic module | Charles Q. Lee, Jeffrey T. Scott | 2012-10-02 |
| 8235727 | Dental articulator with endodontic module | Charles Q. Lee, Jeffrey T. Scott | 2012-08-07 |
| 7713063 | Dental training device | Charles Q. Lee, Jeffrey T. Scott | 2010-05-11 |
| 6988894 | Dental training device | Charles Q. Lee, Wei Tog Dang | 2006-01-24 |