James A. Krogh
18Patents
9h-index
16Co-inventors
69Inventor score
Filing activity: Sep 23, 1982 → Nov 2, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5622554A | Asphalt-based coating composition with alkoxylated amine-derived salt surfactant | Chemistry; Metallurgy | 35 | Expired |
| US5454842A | Cetane improver compositions comprising nitrated fatty acid derivatives | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US6221822A | Detergent compositions having polyalkoxylated amine foam stabilizers | Chemistry; Metallurgy | 22 | Expired |
| US5981458A | Detergent compositions having polyalkoxylated amine foam stabilizers | Chemistry; Metallurgy | 21 | Expired |
| US5094667A | Guerbet alkyl ether mono amines | Chemistry; Metallurgy | 14 | Expired |
| US6964940B1 | Method of preparing quaternized amidoamine surfactants | Chemistry; Metallurgy | 14 | Expired |
| US5719118A | Detergent compositions having polyalkoxylated amine foam stabilizers and method for cleaning including stabilized detergent foam | Chemistry; Metallurgy | 11 | Expired |
| US5618340A | Asphalt-based coating composition with ether amine-acid-complex surfactant | Chemistry; Metallurgy | 10 | Expired |
| US5264006A | Guerbet alkyl ether mono amines | Chemistry; Metallurgy | 10 | Expired |
| US7238230B1 | Asphalt-based coating compositions and salt surfactants | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5730791A | Asphalt-base coating composition with novel hindered acid/amine salt surfactant | Chemistry; Metallurgy | 8 | Expired |
| US6169064A | Amine ether acid salt surfactant composition | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5587498A | Method for amide preparation | Chemistry; Metallurgy | 6 | Expired |
| US4484001A | Method for preparing N-benzyloxycarbonyl amino acids containing additional functionality | Chemistry; Metallurgy | 3 | Expired |
| US4622413A | Method for preparing amino acid ester hydrohalides | Chemistry; Metallurgy | 2 | Expired |
| US4500726A | Method for preparing N-benzyloxycarbonyl amino acids containing additional functionality | Chemistry; Metallurgy | 2 | Expired |
| US8147566B2 | Fuel additive, additive-containing fuel compositions and method of manufacture | Chemistry; Metallurgy | 1 | Active |
| US4601860A | Method for producing selenoethers from selenoalcohols or their salts, and carbonates | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.