Robert John Hamilton
10Patents
4h-index
8Co-inventors
53Inventor score
Filing activity: Mar 19, 1976 → Apr 12, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4774092A | Ingestible capsules | Human Necessities | 45 | Expired |
| US4819137A | Multi-purpose self defense apparatus | Human Necessities | 42 | Expired |
| USD424859S | Personal care textile article with label | General | 7 | Expired |
| US4009446A | Dual diode microwave amplifier | Electricity | 4 | Expired |
| US7954727B2 | Anchoring devices for rail fastening clips | Fixed Constructions | 2 | Active |
| US8286891B2 | Components for rail fastening assembly | Fixed Constructions | 2 | Active |
| US8201751B2 | Railway rail pad | Fixed Constructions | 1 | Active |
| US8905322B2 | Railway rail pad | Fixed Constructions | 0 | Active |
| US11248349B2 | Pad for a railway rail fastening assembly | Fixed Constructions | 0 | Active |
| US8888012B2 | Insulator for railway fastening clip and railway rail fastening clip for use therewith | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.