Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653422 | Foldable ophthalmic and otorhinolaryngological device materials | Charles Freeman | 2003-11-25 |
| 6528602 | Foldable ophthalmic and otorhinolaryngological device materials | Charles Freeman | 2003-03-04 |