Richard A. Couch
16Patents
14h-index
17Co-inventors
75Inventor score
Filing activity: Apr 21, 1995 → Dec 8, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6322819A | Oral pulsed dose drug delivery system | Human Necessities | 243 | Expired |
| US6913768B2 | Sustained release delivery of amphetamine salts | Human Necessities | 179 | Expired |
| US5912013A | Advanced drug delivery system and method of treating psychiatric, neurological and other disorders with carbamazepine | Human Necessities | 114 | Expired |
| US6605300B1 | Oral pulsed dose drug delivery system | Human Necessities | 97 | Expired |
| US6284276A | Soluble form osmotic dose delivery system | Human Necessities | 69 | Expired |
| US6110498A | Osmotic drug delivery system | Human Necessities | 60 | Expired |
| US6361796B1 | Soluble form osmotic dose delivery system | Human Necessities | 54 | Expired |
| US6692767B2 | Solid solution beadlet | Human Necessities | 51 | Expired |
| US6814979B2 | Osmotic drug delivery system | Human Necessities | 42 | Expired |
| USRE41148E1 | Oral pulsed dose drug delivery system | General | 38 | Expired |
| US8846100B2 | Controlled dose drug delivery system | Human Necessities | 36 | Active |
| USRE42096E1 | Oral pulsed dose drug delivery system | General | 28 | Expired |
| US6514532B2 | Soluble form osmotic dose delivery system | Human Necessities | 21 | Expired |
| US8906413B2 | Drug formulations having reduced abuse potential | Human Necessities | 20 | Expired |
| US9173857B2 | Controlled dose drug delivery system | Human Necessities | 1 | Active |
| US9144551B2 | Drug formulations having reduced abuse potential | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.