Robert J. Crawford
51Patents
19h-index
41Co-inventors
84Inventor score
Filing activity: Jul 12, 1977 → Jan 30, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6556905B1 | Vehicle supervision and monitoring | Physics | 459 | Expired |
| US8352118B1 | Automobile monitoring for operation analysis | Physics | 213 | Active |
| US6865457B1 | Automobile monitoring for operation analysis | Physics | 135 | Expired |
| USD448672S | Container | General | 91 | Expired |
| US7584033B2 | Automobile monitoring for operation analysis | Physics | 87 | Active |
| USD448303S | Container | General | 84 | Expired |
| USD448302S | Container | General | 81 | Expired |
| US7941258B1 | Automobile monitoring for operation analysis | Physics | 81 | Active |
| US5507379A | Coin handling system with coin sensor discriminator | Physics | 79 | Expired |
| USD454073S1 | Container | General | 75 | Expired |
| USD448304S | Container | General | 74 | Expired |
| US5480348A | Coin handling system with controlled coin discharge | Physics | 72 | Expired |
| US5429550A | Coin handling system with controlled coin discharge | Physics | 66 | Expired |
| US4916439A | Remote display arrangement for appliances | Physics | 57 | Expired |
| US4941167A | Telephone system with customized central message center | Electricity | 44 | Expired |
| US6849448B1 | Pigs and pig cells having an inactivated α 1,3-galactosyl transferase gene | Chemistry; Metallurgy | 34 | Expired |
| US5849991A | Mice homozygous for an inactivated .alpha. 1,3-galactosyl transferase gene | Chemistry; Metallurgy | 31 | Expired |
| USD454790S1 | Container | General | 27 | Expired |
| US8954255B1 | Automobile-speed control using terrain-based speed profile | Performing Operations; Transporting | 20 | Active |
| US9256991B2 | Automobile monitoring for operation analysis | Physics | 13 | Active |
| US4803879A | Slip lock forming apparatus | Performing Operations; Transporting | 13 | Expired |
| US6300979A | Apparatus for mounting a video camera and method thereof | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4709344A | Programmable multifrequency digital tone receiver | Electricity | 11 | Expired |
| US4395363A | Alpha-sulfoxide and alpha-sulfone carboxyl compounds | Chemistry; Metallurgy | 11 | Expired |
| US5628141A | Line stripping basket | Human Necessities | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.