Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6565803 | Method for the inactivation of cryptosporidium parvum using ultraviolet light | R. D. Samuel Stevens, Bertrand W. Dussert | 2003-05-20 |
| 6129893 | Method for preventing replication in Cryptosporidium parvum using ultraviolet light | R. D. Samuel Stevens | 2000-10-10 |
| 5438024 | Transparent, fixed tint glass lenses | J. Raymond Hensler | 1995-08-01 |
| 5258124 | Treatment of contaminated waste waters and groundwaters with photolytically generated hydrated electrons | Stephen R. Cater | 1993-11-02 |
| 4360703 | Photovoltaic cell having P-N junction of organic materials | Te-Fu Ho, Alan McIntosh | 1982-11-23 |
| 4197142 | Photochemical device for conversion of visible light to electricity | Abram F. Janzen | 1980-04-08 |