Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7802883 | Cosmetic contact lenses having a sparkle effect | Dawn D. Wright, Diana Zanini, Kanda Kumar Balasubramanian, Douglas L. Evans, Jeffrey H. Roffman +1 more | 2010-09-28 | $50,355,000 |
| 6852254 | Methods for the production of tinted contact lenses | Keith B. Herrin | 2005-02-08 | $141,469,000 |
| 6610220 | Process of manufacturing contact lenses with measured exposure to oxygen | Jeffrey D. Caltrider, Joseph W. Ricard, Jeffrey Steven, Olin W. Calvin, John B. Enns +1 more | 2003-08-26 | $237,683,000 |