Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669873 | Optical resin composition comprising thiol-ene prepolymer | Robert A. Smith, Robert D. Herold | 2003-12-30 |
| 6631021 | Polyfunctional thiirane compounds | Robert A. Smith, Marvin J. Graham | 2003-10-07 |
| 6531076 | Photochromic organic resin composition | John C. Crano, Carol L. Knox, Robert A. Smith, Rifat Tabakovic | 2003-03-11 |