Daniel S. Raden
17Patents
7h-index
13Co-inventors
59Inventor score
Filing activity: Sep 22, 1976 → Sep 4, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4141862A | Catalyst combination for polyurethanes | Chemistry; Metallurgy | 26 | Expired |
| US4939264A | Immunoassay for opiate alkaloids and their metabolites; tracers, immunogens and antibodies | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4293658A | Process for rigid foams of improved friability | Chemistry; Metallurgy | 13 | Expired |
| US4456696A | Catalyst for making polyurethanes | Chemistry; Metallurgy | 12 | Expired |
| US4419461A | Catalyst for making polyurethanes | Chemistry; Metallurgy | 9 | Expired |
| US4421869A | Catalyst for making polyurethanes | Chemistry; Metallurgy | 8 | Expired |
| US4366084A | Catalyst for making polyurethanes | Chemistry; Metallurgy | 7 | Expired |
| US4473666A | Catalyst system for use in producing carboxylic acid blown polyurethane foams | Chemistry; Metallurgy | 6 | Expired |
| US4430455A | N'-(2-Hydroxyalkyl)-N, N, N'-trimethyl-propylene diamines as catalysts for polyurethane foams | Chemistry; Metallurgy | 5 | Expired |
| US5258512A | Immunoassay for opiate alkaloids and their metabolites; tracers, immunogens and antibodies | Chemistry; Metallurgy | 4 | Expired |
| US4500654A | Catalyst system and process for the production of polyurethanes | Chemistry; Metallurgy | 4 | Expired |
| US4421673A | Catalyst for making polyurethanes | Chemistry; Metallurgy | 3 | Expired |
| US5260441A | Immunoassay for opiate alkaloids and their metabolites; tracers, immunogens and antibodies | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4080343A | Polyurethane catalyst | Chemistry; Metallurgy | 3 | Expired |
| US4255528A | Polyurethane process | Chemistry; Metallurgy | 2 | Expired |
| US5116730A | Amino acid substituted 4-aminophenazones for measuring enzyme activity | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5081259A | Novel amino acid substituted 4-aminophenazones for measuring enzyme activity | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.