Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11981066 | Rheological measurement system with improved tube resistance and thermal strength | John A. Czazasty, John R. Biagioni, Kevin Craig, Michael P. Leonardi | 2024-05-14 |
| 10981318 | Rheological measurement system | John A. Czazasty, John R. Biagioni, Kevin Craig, Michael P. Leonardi | 2021-04-20 |
| 7922942 | Injection mold design, method for in-mold coating of lenses, and coated lenses | Hao-Wen Chiu, Wilfred Houle | 2011-04-12 |
| 7833442 | Method for coating an ophthalmic lens within an injection molding machine | Xu Chen, Hsinjin Yang | 2010-11-16 |
| 7820081 | Method for post-injection lamination to add a functional film to an optical lens | Hao-Wen Chiu | 2010-10-26 |
| 7820082 | Method for adding a thermoset overmold layer to a lens within a mold | Ronald Berzon, Xu Chen, Hoa Thien Dang, Ronald Harmon, Joey Oliveros Obordo +1 more | 2010-10-26 |
| 6884369 | Mold and a method of hot-forming a thermoplastic lens | Hao-Wen Chiu, Hsinjin Yang | 2005-04-26 |