Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11379097 | Treatment of teeth by aligners | Huafeng Wen | 2022-07-05 |
| 11086490 | Treatment of teeth by aligners | Huafeng Wen | 2021-08-10 |
| 9939999 | Treatment of teeth by aligners | Huafeng Wen | 2018-04-10 |
| 8740614 | Treatment of teeth by aligners | Huafeng Wen | 2014-06-03 |
| 8087932 | Correcting the position of teeth in dental arch model | — | 2012-01-03 |
| 7831322 | Producing wrinkled dental aligner for dental treatment | Huafeng Wen | 2010-11-09 |
| 7435084 | System and methods for casting physical tooth model | Huafeng Wen | 2008-10-14 |