Mark Schwartz
30Patents
11h-index
14Co-inventors
72Inventor score
Filing activity: May 31, 1985 → May 15, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5539398A | GPS-based traffic control preemption system | Physics | 405 | Expired |
| USD833027S1 | Massage roller | General | 29 | Active |
| US7515064B2 | Remote activation of a vehicle priority system | Physics | 24 | Expired |
| US7432826B2 | Traffic preemption system with headway management | Physics | 22 | Expired |
| US7333028B2 | Traffic preemption system communication method | Physics | 22 | Expired |
| US7307547B2 | Traffic preemption system signal validation method | Physics | 22 | Expired |
| US7952491B2 | Optical traffic control system with burst mode light emitter | Physics | 22 | Active |
| US7417560B2 | Multimode traffic priority/preemption intersection arrangement | Physics | 21 | Expired |
| US7808401B1 | Light emitters for optical traffic control systems | Physics | 20 | Active |
| US7573399B2 | Multimode traffic priority/preemption vehicle arrangement | Physics | 15 | Expired |
| US8072346B2 | LED light bar for optical traffic control systems | Physics | 11 | Active |
| USD432410S | Clam shell packaging | General | 10 | Expired |
| US7982631B2 | LED emitter for optical traffic control systems | Physics | 9 | Active |
| USD373015S | Folding sweep sport fan | General | 7 | Expired |
| US4631615A | Head cleaning cassette for a video cassette recorder | Physics | 6 | Expired |
| US7411175B2 | Spotlight mounted motion detector | Physics | 4 | Active |
| US8140259B2 | Location device with a gravity measuring device | Physics | 4 | Active |
| US10133327B2 | Smart cord reel | Performing Operations; Transporting | 4 | Active |
| US10145884B2 | Smart cord reel | Performing Operations; Transporting | 3 | Active |
| US10177585B2 | Mechanism for charging an electronic device with a retractable cord reel | Electricity | 2 | Active |
| US9935475B2 | Mechanism for charging an electronic device with a retractable cord reel | Electricity | 1 | Active |
| US9577453B2 | Mechanism for charging an electronic device with a retractable cord reel | Electricity | 1 | Active |
| US11650643B2 | Smart cord reel | Electricity | 1 | Active |
| USRE43335E1 | Spotlight mounted motion detector | General | 1 | Active |
| US10983575B2 | Smart cord reel | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.