Robert A. Dubbert
10Patents
4h-index
10Co-inventors
53Inventor score
Filing activity: May 3, 1985 → Apr 6, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5969164A | Catalysts for the hydrogenation of maleic acid to 1,4-butanediol | Chemistry; Metallurgy | 13 | Expired |
| US5204079A | HCN by catalytic ammoxidation of crude acetonitrile | Chemistry; Metallurgy | 7 | Expired |
| US5034560A | Synthesis of ethylamines | Chemistry; Metallurgy | 5 | Expired |
| US6486367B1 | Process for the hydrogenation of maleic acid to 1,4-butanediol | Chemistry; Metallurgy | 5 | Expired |
| US4749811A | Method of making a diastereomeric mixture containing two diastereomeric .alpha.-acyloxy acid esters | Chemistry; Metallurgy | 3 | Expired |
| US4721803A | Method of making a diastereomeric mixture containing two diastereomeric N-acyl-amino acid esters | Chemistry; Metallurgy | 3 | Expired |
| US4847411A | 1,6-hexanediamides from 3-pentenamides | Chemistry; Metallurgy | 1 | Expired |
| US4937380A | 3-pentenamides from 1,3-butadienes | Chemistry; Metallurgy | 0 | Expired |
| US5324856A | Making optically active alpha-hydroxy acids or precursors | Chemistry; Metallurgy | 0 | Expired |
| US4929755A | Process for making an optically active mixture of an N-acyl-amino acid or ester containing at least two chiral centers | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.