David Spiller
11Patents
7h-index
2Co-inventors
56Inventor score
Filing activity: Dec 22, 1993 → Jan 3, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8788428B2 | Multimode retail system | Physics | 28 | Active |
| USD461138S1 | Parking stall bumper with removable cover | General | 20 | Expired |
| USD356166S | Combined locking bracket and pin for a ladder | General | 19 | Expired |
| USD420928S | Parking stall bumper with cover | General | 15 | Expired |
| USD460013S1 | Parking stall bumper with removable cover | General | 12 | Expired |
| US9911266B2 | Multimode retail system | Physics | 11 | Active |
| USD458177S1 | Parking stall bumper with removable cover | General | 9 | Expired |
| USD596899S1 | Drinking mug with writing instrument | General | 3 | Expired |
| US10083564B2 | Multimode retail system | Physics | 2 | Active |
| US11544988B2 | Multimode retail system | Physics | 1 | Active |
| US11967214B2 | Multimode retail system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.