Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12103138 | Mandrel for holding a lens blank and method of making a lens using the same | Patrick H. Benz | 2024-10-01 |
| 11819980 | Mandrel for holding a lens blank and method of making a lens using the same | Patrick H. Benz | 2023-11-21 |
| 11498017 | Refining system | Patrick H. Benz, Savannah Abbey Benz | 2022-11-15 |
| 9919487 | Mandrel for holding an intraocular lens blank and method of making an intraocular lens using the same | Patrick H. Benz | 2018-03-20 |
| 8854611 | Method for determining the optic center of a lens blank | Patrick H. Benz, Stephen Brauner | 2014-10-07 |
| 5727988 | Method and apparatus for locating and holding a work piece | Arthur P. Luedeke, Bradley W. Keller | 1998-03-17 |