John F. Lewis
25Patents
8h-index
14Co-inventors
72Inventor score
Filing activity: Nov 18, 1983 → May 24, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4880240A | Putting practice device | Human Necessities | 22 | Expired |
| US9370273B2 | Hot and cold beverage dispenser | Performing Operations; Transporting | 18 | Active |
| US5107653A | Hollow stackable building block | Fixed Constructions | 16 | Expired |
| US5572118A | Charge rate electrometer including means for substantially eliminating leakage currents | Physics | 12 | Expired |
| US8768524B2 | System and method for rapid reconfiguration of post-mix beverage dispenser | Performing Operations; Transporting | 10 | Active |
| USD326530S | Z-shaped building block | General | 10 | Expired |
| US8910674B2 | Beverage dispense valve controlled by wireless technology | Electricity | 10 | Active |
| US8079494B2 | Delivery system | Physics | 9 | Active |
| US5308071A | Apparatus for improving a golfer's putting stroke | Human Necessities | 7 | Expired |
| US8979915B2 | Separable system for applying compression and thermal treatment | Human Necessities | 6 | Active |
| US9212040B2 | Beverage dispense valve controlled by wireless technology | Electricity | 6 | Active |
| USD326531S | Dove-tailed building block | General | 6 | Expired |
| US4663755A | Transmission system | Electricity | 5 | Expired |
| US9333646B2 | Control system for and method of controlling product delivery systems | Physics | 4 | Active |
| US9708170B2 | Beverage dispense valve controlled by wireless technology | Electricity | 4 | Active |
| US10209175B2 | Detection of corrosion using dispersed embedded sensors | Physics | 4 | Active |
| US10315907B2 | Beverage dispense valve controlled by wireless technology | Electricity | 2 | Active |
| US8511196B2 | Traction drive system | Emerging Cross-Sectional Technologies | 2 | Active |
| USD289333S | Partition rail | General | 1 | Expired |
| US12291443B2 | Beverage dispense valve controlled by wireless technology | Electricity | 0 | Active |
| USD319673S | Toy building block | General | 0 | Expired |
| US8825193B2 | Control system for and method of controlling product delivery systems | Physics | 0 | Active |
| US12250753B2 | Heating device, applications therefore, an ohmically resistive coating, a method of depositing the coating using cold spray and a blend of particles for use therein | Electricity | 0 | Active |
| US10046958B2 | Hot and cold beverage dispenser | Performing Operations; Transporting | 0 | Active |
| US10845297B2 | Detection of corrosion using dispersed embedded sensors | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.