Siegfried Leistner
3Patents
1h-index
17Co-inventors
41Inventor score
Filing activity: Aug 2, 1993 → Jan 22, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8058285B2 | Substituted pyrido [3′, 2′: 4, 5] thieno [3, 2-D] pyrimidines and pyrido [3′, 2′: 4, 5] furo [3, 2-D] pyrimidines used as inhibitors of the PDE-4 and/or the release of TNF-ALPHA | Chemistry; Metallurgy | 11 | Active |
| US6872727B1 | Polycyclic pyrimidine -2,4(1H,3H)-diones with functionalized alkyl residues at the 1- and/or 3-position(s); methods for their synthesis and pharmaceutical preparation | Chemistry; Metallurgy | 0 | Expired |
| US5306721A | 3-(mercaptoalkyl)quinazoline | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.