Inventor · Niigata, JP

Takako Uchiyama

15Patents
6h-index
23Co-inventors
66Inventor score

Filing activity: Jun 17, 1976 → Apr 25, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4987256A Process for production of .alpha.-hydroxycarboxylic acid amide Chemistry; Metallurgy 12 Expired
US4054609A Process for the preparation for formaldehyde Chemistry; Metallurgy 11 Expired
US4521638A Process for preparation of tertiary olefins Emerging Cross-Sectional Technologies 9 Expired
US6174711A Method for producing L-allysine acetal Chemistry; Metallurgy 7 Expired
US4918196A Process for recimization of an optically active alpha-amino acid amides and process for producing optically active alpha-amino acids Chemistry; Metallurgy 6 Expired
US4613684A Process for the preparation of carboxylic acid esters Emerging Cross-Sectional Technologies 6 Expired
US4459423A Process for producing .alpha.-amino acids Chemistry; Metallurgy 5 Expired
US5463123A Process for producing .alpha.-hydroxyisobutyramide Chemistry; Metallurgy 3 Expired
US4605477A Electrodialytic recovery of .alpha.-amino acid from its amide Performing Operations; Transporting 2 Expired
US5756842A Process for preparing lactamide Chemistry; Metallurgy 2 Expired
US8603939B2 Amide compound production catalyst, and process for production of amide compound Performing Operations; Transporting 2 Active
US7704917B2 Process for producing catalyst for cyanhydrin hydration and product of the process Performing Operations; Transporting 1 Active
US9718761B2 Method for producing A-hydroxyisobutyric acid amide and reactor Performing Operations; Transporting 0 Active
US10364213B2 Method for producing α-hydroxyisobutyric acid amide and reactor Performing Operations; Transporting 0 Active
US5824818A Process for preparing lactate Chemistry; Metallurgy 0 Expired

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