Craig A. Perman
20Patents
14h-index
28Co-inventors
81Inventor score
Filing activity: Nov 26, 1976 → Sep 12, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6126919A | Biocompatible compounds for pharmaceutical drug delivery systems | Human Necessities | 136 | Expired |
| US5340614A | Methods of polymer impregnation | Emerging Cross-Sectional Technologies | 106 | Expired |
| US5508060A | Method of polymer impregnation | Emerging Cross-Sectional Technologies | 95 | Expired |
| US5670102A | Method of making thermoplastic foamed articles using supercritical fluid | Chemistry; Metallurgy | 71 | Expired |
| US6492183B1 | Extraction articles and methods | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5071587A | Composition and method for purifying water | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5320773A | Composition and method for purifying water | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7311880B2 | Well-less filtration device | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6593380B2 | Uniform small cell foams and a continuous process for making same | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6638985B2 | Uniform small cell foams and a continuous process for making same | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6391931B1 | Uniform small cell foams and a continuous process for making same | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6416742B1 | Medicinal aerosol solution formulation with biocompatible polymer | Human Necessities | 16 | Expired |
| US6586482B2 | Uniform small cell foams and a continuous process for making same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6586489B2 | Uniform small cell foams and a continuous process for making same | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4078918A | Method for precious metal recovery | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5481058A | Supercritical fluid extraction involving hydrofluoroalkanes | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5306612A | Supersensitization of red sensitized, silver halide emulsions with 5-substituted-amino-1,2,3,4-thiatriazoles | Physics | 8 | Expired |
| US4780404A | Supersensitization of silver halide emulsion | Physics | 8 | Expired |
| US4914015A | Red and infrared films containing 5-substituted-thio-1,2,3,4-thiatriazoles and 5-substituted-oxy-1,2,3,4-thiatriazoles | Physics | 4 | Expired |
| US7300801B2 | Welded sample preparation articles and methods | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.