David M. Raffo
60Patents
14h-index
10Co-inventors
81Inventor score
Filing activity: Mar 8, 1982 → Jun 16, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD330409S | Handle for a liquid sprayer | General | 104 | Expired |
| US6283930A | Travel massage brush | Human Necessities | 71 | Expired |
| US6071215A | Multi-mode exercise machine | Human Necessities | 39 | Expired |
| USD290655S | Combined toy teether and rattle toy | General | 33 | Expired |
| US5788253A | Convertible baby walker and gym | Human Necessities | 32 | Expired |
| US5244124A | Liquid cartridge container for use in a herbicide applicator | Performing Operations; Transporting | 28 | Expired |
| US6041455A | Multipurpose play yard and travel cot | Human Necessities | 25 | Expired |
| USD336317S | Toy ball | General | 21 | Expired |
| US7890924B2 | System and method for simulating product design and development | Physics | 20 | Active |
| USD285949S | Toy cart | General | 17 | Expired |
| USD292011S | Child's figure toy | General | 17 | Expired |
| US5291658A | Can opener | Performing Operations; Transporting | 16 | Expired |
| USD280749S | Toy teether | General | 16 | Expired |
| USD321216S | Wheeled activity toy | General | 14 | Expired |
| USD441088S | Duck massager with removable attachment | General | 13 | Expired |
| USD284293S | Activity toy | General | 11 | Expired |
| USD280429S | Toy rattle | General | 11 | Expired |
| USD273405S | Child's toy rattle | General | 11 | Expired |
| USD289186S | Toy pail | General | 11 | Expired |
| USD300333S | Cradle gym toy | General | 11 | Expired |
| USD287984S | Toy kettle | General | 11 | Expired |
| USD282940S | Shape sorting toy | General | 10 | Expired |
| USD352545S | Container | General | 9 | Expired |
| USD315760S | Child's figure toy | General | 9 | Expired |
| USD293342S | Toy tow truck | General | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.