Jonathan Powell
13Patents
6h-index
8Co-inventors
59Inventor score
Filing activity: Dec 23, 1985 → Mar 22, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6032691A | Valve assembly | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6135150A | Valve assembly | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5066408A | Means and method to treat swimming pool water | Chemistry; Metallurgy | 20 | Expired |
| US5795551A | Floating chemical dispenser with delay for swimming pools | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4769137A | Means for chlorination of swimming pools | Chemistry; Metallurgy | 17 | Expired |
| US4895305A | Oscillating piston driven sprinkler | Performing Operations; Transporting | 7 | Expired |
| US6350092B1 | Dowel fastener and method for securely attaching items to an edge of a composite board | Emerging Cross-Sectional Technologies | 6 | Expired |
| USD355954S | Transparent chlorine gas regulator | General | 5 | Expired |
| US4673513A | Process for chlorination of swimming pools | Chemistry; Metallurgy | 4 | Expired |
| US4663057A | Swimming pool chlorine injection means and method | Chemistry; Metallurgy | 3 | Expired |
| US8448534B2 | Method and apparatus for dispersing a sample of particulate material | Physics | 2 | Active |
| US11359452B2 | Inverted diffuser for abrasive slurry flow with sensor for internal damages | Fixed Constructions | 1 | Active |
| US11851969B2 | Inverted diffuser for abrasive slurry flow with sensor for internal damages | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.