Robert Bell
23Patents
11h-index
23Co-inventors
75Inventor score
Filing activity: Dec 28, 1984 → Jan 14, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6323648A | Peripheral vascular array | Physics | 77 | Expired |
| US6677755B2 | Circuit for selectively enabling and disabling coils of a multi-coil array | Physics | 63 | Expired |
| US7089014B2 | Wireless communication system control apparatus and method | Electricity | 52 | Expired |
| US7013345B1 | Method and apparatus for wireless networking | Electricity | 47 | Expired |
| US6135553A | Child safety seat | Performing Operations; Transporting | 39 | Expired |
| US6737866B2 | Method of imaging a vasculature of a patient | Physics | 38 | Expired |
| US6714012B2 | Apparatus and method for positioning a patient to obtain images of the vasculature | Physics | 37 | Expired |
| US5454577A | Bicycle trailer | Performing Operations; Transporting | 35 | Expired |
| US6952563B2 | Method and apparatus for adaptively setting frequency channels in a multi-point wireless networking system | Electricity | 29 | Expired |
| US5921571A | Folding frame for a vehicle or trailer | Performing Operations; Transporting | 27 | Expired |
| US4615562A | Reversible child restraint for automobiles | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7141980B2 | Apparatuses for enabling operation of adjacent coil loops with a magnetic resonance system | Physics | 8 | Expired |
| USD376773S | Bicycle trailer | General | 8 | Expired |
| US7445222B2 | Multi-purpose tow bar for a trailer | Performing Operations; Transporting | 8 | Expired |
| US9428239B1 | Bicycle convertible to a stroller | Performing Operations; Transporting | 4 | Active |
| US10384607B2 | Trailer backup assist system with hitch angle offset estimation | Performing Operations; Transporting | 3 | Active |
| US10814912B2 | Trailer backup assist system having advanced user mode with selectable hitch angle limits | Performing Operations; Transporting | 3 | Active |
| US10635933B2 | Vision-based methods and systems for determining trailer presence | Physics | 2 | Active |
| US9067633B2 | Bicycle convertible to a stroller | Performing Operations; Transporting | 2 | Active |
| US10800454B2 | Trailer backup assist input with gesture interface for multiple control modes | Performing Operations; Transporting | 1 | Active |
| US11180148B2 | Detection and response to confined trailer in system-assisted hitch operation | Physics | 1 | Active |
| US11721108B2 | System and method for training trailer detection systems | Physics | 1 | Active |
| US11427280B2 | System and braking kit for enabling a vehicle trailer and a tow bar to be interconnected in either a braking or a non-braking configuration | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.