Robert S. Morrison
27Patents
10h-index
16Co-inventors
72Inventor score
Filing activity: Sep 8, 1981 → May 16, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5415402A | Magnetic ball-walker for a pinball game | Human Necessities | 116 | Expired |
| USD513044S1 | Cabinet for a gaming machine with an upper screen area | General | 97 | Expired |
| US4508353A | Image matching video game | Human Necessities | 54 | Expired |
| USD276520S | Telephone | General | 33 | Expired |
| US4530499A | Domino, or the like, placing video game | Human Necessities | 31 | Expired |
| USD510959S1 | Assembly of gaming machines with an upper screen area | General | 22 | Expired |
| US9038770B1 | Firearm suppressor | Mechanical Engineering; Lighting; Heating | 20 | Active |
| US4404057A | Reinforced plastic sheet machine and method | Emerging Cross-Sectional Technologies | 15 | Expired |
| US9115949B1 | Coil-equipped firearm suppressor | Mechanical Engineering; Lighting; Heating | 13 | Active |
| US9091502B1 | Light-enhanced firearm suppressor | Mechanical Engineering; Lighting; Heating | 11 | Active |
| USD562643S1 | Flatware handle ornamentation | General | 9 | Expired |
| USD557078S1 | Surface ornamentation for flatware | General | 6 | Expired |
| USD503435S1 | Assembly of gaming machines | General | 6 | Expired |
| US9222747B1 | Hinged firearm suppressor mount | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US5494285A | Pinball playfield roller assembly | Human Necessities | 5 | Expired |
| USD503436S1 | Assembly of gaming machines | General | 5 | Expired |
| US6394454B1 | Board game | Human Necessities | 5 | Expired |
| USD493845S1 | Cabinet for a gaming machine | General | 4 | Expired |
| USD493844S1 | Cabinet for a gaming machine | General | 4 | Expired |
| US9429380B1 | Firearm suppressor with a heat anodization treatment | Mechanical Engineering; Lighting; Heating | 4 | Active |
| USD486530S1 | Cabinet for a gaming machine | General | 4 | Expired |
| USD492735S1 | Assembly of gaming machines | General | 3 | Expired |
| US5710532A | Solenoid with movement dampener | Electricity | 1 | Expired |
| US5474292A | Pinball game ball diverter mechanism | Human Necessities | 1 | Expired |
| US5518236A | Pinball multi-path play feature with magnetic ball diversion | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.