John M. Walker
14Patents
10h-index
13Co-inventors
69Inventor score
Filing activity: May 28, 1980 → Nov 10, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5233259A | Lateral field FBAR | Electricity | 102 | Expired |
| USD403329S | Pump | General | 24 | Expired |
| USD490442S1 | Submersible pump | General | 22 | Expired |
| US6848628B2 | Modular fountain with bayonet connector | Performing Operations; Transporting | 22 | Expired |
| US6029899A | Table top fountain | Performing Operations; Transporting | 17 | Expired |
| USD268412S | Submersible pump | General | 17 | Expired |
| USD558230S1 | Pump | General | 12 | Expired |
| USD422048S | Fountain | General | 11 | Expired |
| USD558231S1 | Pump | General | 11 | Expired |
| US6253489A | Lighted flower pot | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US7252482B2 | Motor driven pump with improved motor cooling air flow | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| USD508921S1 | Motor driven pump | General | 5 | Expired |
| US6843428B2 | Fountain having lighted portion | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| USD481781S1 | Lighted fountain | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.