Michael Friedman
54Patents
26h-index
126Co-inventors
91Inventor score
Filing activity: Feb 24, 1986 → Mar 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6660744B1 | Pyrazolopyrimidines as therapeutic agents | Chemistry; Metallurgy | 271 | Expired |
| US6921763B2 | Pyrazolopyrimidines as therapeutic agents | Chemistry; Metallurgy | 232 | Expired |
| US5023082A | Sustained-release pharmaceutical compositions | Human Necessities | 211 | Expired |
| US7332497B2 | Pyrazolopyrimidines as therapeutic agents | Human Necessities | 193 | Expired |
| US6692766B1 | Controlled release oral drug delivery system | Human Necessities | 101 | Expired |
| US5438076A | Liquid polymer composition, and method of use | Human Necessities | 97 | Expired |
| US5160737A | Liquid polymer composition, and method of use | Human Necessities | 88 | Expired |
| US8426411B2 | Tricyclic compounds | Chemistry; Metallurgy | 78 | Active |
| US6685962B2 | Gastroretentive controlled release pharmaceutical dosage forms | Human Necessities | 76 | Expired |
| US8785639B2 | Substituted dihydropyrazolo[3,4-D]pyrrolo[2,3-B]pyridines and methods of use thereof | Chemistry; Metallurgy | 57 | Active |
| US8962629B2 | Tricyclic compounds | Chemistry; Metallurgy | 54 | Active |
| US9365579B2 | Tricyclic compounds | Chemistry; Metallurgy | 49 | Active |
| US5639795A | Liquid polymer composition, and method of use | Human Necessities | 49 | Expired |
| US5330746A | Dental varnish composition, and method of use | Human Necessities | 45 | Expired |
| US6296873A | Zero-order sustained release delivery system for carbamazephine derivatives | Human Necessities | 45 | Expired |
| USRE47221E1 | Tricyclic compounds | General | 40 | Active |
| US4913906A | Novel controlled release dosage form of valproic acid | Human Necessities | 39 | Expired |
| US5980942A | Zero-order sustained release matrix tablet formulations of carbamazepine | Human Necessities | 36 | Expired |
| US6197305A | Anti-fungal compositions with prolonged activity | Human Necessities | 36 | Expired |
| US7074392B1 | Controllled delivery system of antifungal and keratolytic agents for local treatment of fungal infections | Human Necessities | 35 | Expired |
| US5002769A | Compositions for the sustained-release of chlorhexidine | Human Necessities | 34 | Expired |
| US5403577A | Dental composition for hypersensitive teeth | Human Necessities | 33 | Expired |
| US5648399A | Liquid polymer composition and method of use | Human Necessities | 33 | Expired |
| US6399086B1 | Pharmaceutical preparations for the controlled release of beta-lactam antibiotics | Human Necessities | 30 | Expired |
| US5139768A | Dental composition for hypersensitive teeth | Human Necessities | 29 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.