Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440335 | Process for molding thermoplastic lenses and, steeply curved and/or thin lenses produced thereby | Jeffrey M. Kingsbury, Michael J. Tuhtan, Martin D. Rolph, Michael Alan Morris, Colin Maurice Perrott +2 more | 2002-08-27 |
| 6284162 | Molding method for manufacturing thin thermoplastic lenses | Jeffrey M. Kingsbury, Michael J. Tuhtan, Martin P. Rolph | 2001-09-04 |