Inventor · Bad Dürkheim, DE

Thomas Greindl

24Patents
8h-index
46Co-inventors
75Inventor score

Filing activity: Oct 19, 1995 → Mar 2, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5786313A Use of glycine-N,N-diacetic acid derivatives as biodegradable complexing agents for alkaline earth metal ions and heavy metal ions and process for the preparation thereof Chemistry; Metallurgy 58 Expired
US5849950A Preparation of glycine-N,N-diacetic acid derivatives Chemistry; Metallurgy 25 Expired
US5783524A Use of glycine-N,N-diacetic acid derivatives as complexing agents for alkaline earth metal and heavy metal ions in the production and transport of petroleum and natural gas Chemistry; Metallurgy 23 Expired
US6005141A Use of glycine-N,N-diacetic acid derivatives as biodegradable complexing agents for alkaline earth metal ions and heavy metal ions and process for the preparation thereof Chemistry; Metallurgy 13 Expired
US6063286A Modified, fine-particle, water-insoluble aziridine polymer and use therefore for removing heavy metals from aqueous solution Emerging Cross-Sectional Technologies 12 Expired
US6008176A Use of glycine-N, N-diacetic acid derivatives as biodegradable complexing agents for alkaline earth metal ions and heavy metal ions Chemistry; Metallurgy 10 Expired
US5994290A Solid textile detergent formulation comprising inorganic builders, glycine-N'N-diacetic acid derivatives as organic cobuilders and anionic and nonionic surfactants Chemistry; Metallurgy 9 Expired
US5733342A Hydroxamic acids and hydroxamic acid ethers, and the use thereof as complexing agents Chemistry; Metallurgy 8 Expired
US5817864A Process for the preparation of glycine-N, N-diacetic acid derivatives Chemistry; Metallurgy 7 Expired
US5907055A Use of triacids based on alkoxylated tertiary amines as complexing agents Chemistry; Metallurgy 5 Expired
US6093848A Preparation of substituted guanidine derivatives Chemistry; Metallurgy 4 Expired
US6143929A Process for preparing guanidine derivatives Chemistry; Metallurgy 3 Expired
US6307086A Method for producing long-chain glycine-N,N-diacetic acid derivatives Chemistry; Metallurgy 2 Expired
US6147258A Preparation of substituted guanidine derivatives Chemistry; Metallurgy 1 Expired
US5969182A Preparation of substituted guanidine derivatives Chemistry; Metallurgy 1 Expired
US6165237A Fuel and lubricant additives Chemistry; Metallurgy 0 Expired
US6759553B1 Process for the preparation of creatine or creatine monohydrate Chemistry; Metallurgy 0 Expired
US6861548B2 Continuous process for the cyanoalkylation of compounds having one or more NH functions Emerging Cross-Sectional Technologies 0 Expired
US6420593B2 Method for producing long-chain glycine-N,N-diacetic acid derivatives Chemistry; Metallurgy 0 Expired
US6252103A Preparation on an O-alkylisourea Chemistry; Metallurgy 0 Expired
US5994582A Preparation of substituted guanidine derivative Chemistry; Metallurgy 0 Expired
US6582485B1 Fuel and lubricant additives Chemistry; Metallurgy 0 Expired
US9850453B2 Aqueous solutions containing a complexing agent in high concentration Chemistry; Metallurgy 0 Active
US10619125B2 Process for making mixtures of enantiomers of MGDA and GLDA Chemistry; Metallurgy 0 Active

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