Inventor · Schwarzheide, DE

Andreas Schmidt

11Patents
3h-index
23Co-inventors
56Inventor score

Filing activity: Mar 29, 1996 → Sep 5, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5804097A Liquid-crystalline compounds Chemistry; Metallurgy 7 Expired
US5892046A Methine and azamethine dyes based on trifluoromethylpyridones Chemistry; Metallurgy 6 Expired
US5962691A Methine and azamethine dyes based on trifluoromethylpyridones Emerging Cross-Sectional Technologies 3 Expired
US6086637A Trifluormethylpyridone based indolenine methine dyes Emerging Cross-Sectional Technologies 2 Expired
US6750365B2 Thermal dissociation of allophanates Chemistry; Metallurgy 1 Expired
US7179935B2 Method for producing isocyanates Chemistry; Metallurgy 1 Expired
US7531084B2 Reactor for thermally cracking monofunctional and polyfunctional carbamates Performing Operations; Transporting 0 Expired
US5849361A Methine dyes based on formylaminopyridones Chemistry; Metallurgy 0 Expired
US5811370A Azamethine dyes Chemistry; Metallurgy 0 Expired
US8546605B2 Process for the preparation of isocyanates Chemistry; Metallurgy 0 Active
US5773623A Methine dyes containing a 5- or 6- membered carbocyclic or heterocyclic radical Emerging Cross-Sectional Technologies 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.