Inventor · Wittlich, DE

Henry Giera

12Patents
6h-index
39Co-inventors
58Inventor score

Filing activity: Jun 25, 1996 → Nov 6, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5866353A Electro chemical biosensor containing diazacyanine mediator for co-enzyme regeneration Emerging Cross-Sectional Technologies 163 Expired
US6069148A Cycloalkano-pyridines Chemistry; Metallurgy 25 Expired
US6207671A Cycloalkano-pyridines Chemistry; Metallurgy 20 Expired
US6316673A Process for producing aminodiphenylamines Chemistry; Metallurgy 18 Expired
US6414192B1 Process for preparing 4-aminodiphenylamine Chemistry; Metallurgy 10 Expired
US5749925A Dyeing or printing process with new and known cationic 4,5-dihydro-iH-1,2,3-triazolium compounds as dyestuffs and new cationic 4,5-dihydro-1H-1,2,3-triazolium compounds Emerging Cross-Sectional Technologies 9 Expired
US5725607A Method for reducing the toxicity of spent liquors and novel cationic dyes Emerging Cross-Sectional Technologies 3 Expired
US6235937A Process for the preparation of nitrodiphenylamines Performing Operations; Transporting 1 Expired
US6303820A Process for the preparation of nitrosobenzenes Chemistry; Metallurgy 0 Expired
US6274775A Process for the preparation of nitrosobenzenes Chemistry; Metallurgy 0 Expired
US5869731A Method for reducing the toxicity of spent liquors and novel cationic dyes Emerging Cross-Sectional Technologies 0 Expired
US6166256A Process for preparing (4-nitro-sophenyl)phenylhydroxylamine Chemistry; Metallurgy 0 Expired

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