Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8410172 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjørseth | 2013-04-02 |
| 7850008 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjørseth | 2010-12-14 |
| 7530461 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjørseth | 2009-05-12 |
| 7335684 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjorseth | 2008-02-26 |
| 7287646 | Esters of 5-aminolevulinic acid and their use as photosensitizing compounds in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjorseth +4 more | 2007-10-30 |
| 7247655 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjorseth | 2007-07-24 |
| 6992107 | Esters of 5-aminolevulinic acid and their use as photosensitizing compounds in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjorseth | 2006-01-31 |
| 6911194 | Skin preparation | Robert Bissonnette | 2005-06-28 |
| 6750212 | Photochemotherapeutic compositions | Qian Peng, Jahn M. Nesland, Karl E. Giercksky, Trond Warloe | 2004-06-15 |
| 6492420 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjorseth | 2002-12-10 |
| 6034267 | Esters of 5-aminolevulinic acid as photosensitizing agents in photochemotherapy | Karl E. Gierskcky, Qian Peng, Harald Steen, Trond Warloe, Alf Bjorseth | 2000-03-07 |