Doug Kellam
5Patents
2h-index
6Co-inventors
33Inventor score
Filing activity: Mar 14, 2014 → Dec 20, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9994459B2 | Gravity-fed and dual ion-exchange water filtration bottle | Chemistry; Metallurgy | 6 | Active |
| USD840736S1 | Glass water dispenser | General | 4 | Active |
| US10435313B2 | Systems, devices, and methods of water filtration | Chemistry; Metallurgy | 2 | Active |
| US10099942B2 | Systems and methods of eliminating filter air locks | Chemistry; Metallurgy | 2 | Active |
| USD809855S1 | Pitcher lid | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.