Stuart Park
21Patents
9h-index
22Co-inventors
75Inventor score
Filing activity: Apr 1, 1994 → Oct 5, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6214214A | Water treatment system with purge valve responsive to fluid signals | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6428708B1 | Filter apparatus and method | Chemistry; Metallurgy | 19 | Expired |
| USD538890S1 | Housing for a water treatment system control valve | General | 19 | Expired |
| USD575844S1 | Housing for a water treatment unit | General | 18 | Expired |
| US5490932A | Fluid treatment valve system with nozzle driven turbine | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7316774B2 | Fluid treatment system | Chemistry; Metallurgy | 13 | Expired |
| US8883006B2 | Fluid treatment system | Chemistry; Metallurgy | 12 | Active |
| USD518876S1 | Upper housing for a water treatment system control valve | General | 12 | Expired |
| US7182858B2 | Multiple barrier filter apparatus | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8741148B2 | Water treatment system | Chemistry; Metallurgy | 6 | Active |
| USD736890S1 | Housing for a water treatment system control valve | General | 6 | Active |
| US7373949B2 | Fluid treatment system | Emerging Cross-Sectional Technologies | 6 | Expired |
| USD700283S1 | Housing for a water treatment system control valve | General | 4 | Active |
| USD499170S1 | Upper housing for a water treatment system control valve | General | 4 | Expired |
| US11181925B2 | Systems and methods for optical target based indoor vehicle navigation | Physics | 3 | Active |
| US9452942B2 | Water treatment system | Chemistry; Metallurgy | 3 | Active |
| US11815905B2 | Systems and methods for optical target based indoor vehicle navigation | Physics | 1 | Active |
| US9486801B2 | Control valve for a water treatment system | Emerging Cross-Sectional Technologies | 1 | Active |
| US10843108B2 | Water treatment system | Chemistry; Metallurgy | 0 | Active |
| USD750747S1 | Housing for a water treatment system control valve | General | 0 | Active |
| US12140963B2 | Systems and methods for optical target based indoor vehicle navigation | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.