Robert L. Quinlan
58Patents
18h-index
45Co-inventors
84Inventor score
Filing activity: May 29, 1984 → May 14, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6209487A | Pet feeding system | Human Necessities | 67 | Expired |
| US4616824A | Electric swing | Human Necessities | 41 | Expired |
| US4785678A | Swing drive mechanism | Emerging Cross-Sectional Technologies | 41 | Expired |
| US8991648B2 | Shut-off system for a dispenser | Performing Operations; Transporting | 40 | Active |
| US6427626B1 | Pet feeding system with storage compartment | Human Necessities | 38 | Expired |
| US6705249B2 | Pet feeding system with storage compartment | Human Necessities | 36 | Expired |
| US4576392A | Height adjustment apparatus | Human Necessities | 35 | Expired |
| US4795209A | Pivoting removable tray/restraint for baby carrier | Performing Operations; Transporting | 35 | Expired |
| US4744599A | Two-position playseat coupling | Human Necessities | 34 | Expired |
| US5334099A | Restraining bar assembly for a swing | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4582359A | One-handed high chair tray release mechanism | Human Necessities | 27 | Expired |
| USD432280S | Animal feeding vessel | General | 27 | Expired |
| US5875555A | Crayon sharpener assembly | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4738489A | Child's car seat restraint system | Performing Operations; Transporting | 25 | Expired |
| US4655506A | Child's car seat restraint system | Performing Operations; Transporting | 24 | Expired |
| US4768825A | High chair with collapsible frame | Human Necessities | 23 | Expired |
| US8047404B2 | Bifurcated stem foam pump | Performing Operations; Transporting | 21 | Active |
| US8047403B2 | Bifurcated stem foam pump | Performing Operations; Transporting | 19 | Active |
| US8844769B2 | Dispenser housing with locking mechanism | Emerging Cross-Sectional Technologies | 18 | Active |
| USD733456S1 | Compact dispenser | General | 18 | Active |
| US8763863B2 | Bifurcated foam pump, dispensers and refill units | Performing Operations; Transporting | 17 | Active |
| US8561847B2 | Dispenser housing with locking mechanism | Emerging Cross-Sectional Technologies | 16 | Active |
| US8499981B2 | Bifurcated stem foam pump | Performing Operations; Transporting | 16 | Active |
| US9681780B2 | Product dispensing system | Human Necessities | 15 | Active |
| US7637391B2 | Cover release mechanism for a dispenser | Human Necessities | 14 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.