Wolfram Sirges
8Patents
2h-index
20Co-inventors
43Inventor score
Filing activity: Sep 16, 1996 → May 23, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5868938A | Chiral stationary phases for chromatographic separation of optical isomers | Performing Operations; Transporting | 26 | Expired |
| US6583312B2 | Process for preparing optically active trimethyllactic acid and its esters | Chemistry; Metallurgy | 3 | Expired |
| US6489513B2 | Process for the preparation of enantiomerically pure (5, 5′-dichloro-6,6′-dimethoxy-biphenyl-2,2′-diyl)- bis(diphenylphosphine oxides) | Chemistry; Metallurgy | 1 | Expired |
| US5739360A | Intermediates for the synthesis of bisphosphine compounds | Chemistry; Metallurgy | 0 | Expired |
| US6528651B1 | Method for production of 1,3-disubtituted 2-nitroguanidines | Chemistry; Metallurgy | 0 | Expired |
| US7026307B2 | Method for producing 1,3-disubstituted 2-nitroguanidines | Chemistry; Metallurgy | 0 | Expired |
| US7211697B2 | Method for producing specific crystalline modifications of polmorphous substances | Chemistry; Metallurgy | 0 | Expired |
| US6720451B2 | Method for producing N-methyl-N′-nitroguanidine | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.