David Hardy
18Patents
7h-index
19Co-inventors
63Inventor score
Filing activity: Apr 21, 1975 → Oct 5, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7677268B2 | Fluid distribution system for a swimming pool cleaning apparatus | Emerging Cross-Sectional Technologies | 39 | Active |
| US5329065A | Electrical cable | Electricity | 29 | Expired |
| USD728873S1 | Pool cleaner | General | 20 | Active |
| US6269577A | Hand grip removal assist | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US8058815B1 | LED drivers and driver controllers | Electricity | 15 | Active |
| US6715799B2 | Corrugated pipe coupling having six degrees of freedom | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4020767A | Display turntable for vehicles of different wheel bases | Performing Operations; Transporting | 7 | Expired |
| US10407930B2 | Automatic electric top bottom swimming pool cleaner with internal pumps | Fixed Constructions | 4 | Active |
| US10585333B1 | Sealed dome light for inspection systems | Physics | 4 | Active |
| US8173741B2 | Rubber mixtures with functionalized diene rubbers and with microgels, a production process, and use of the mixtures | Emerging Cross-Sectional Technologies | 3 | Active |
| US9745767B2 | Swimming pool pressure cleaner including automatic timing mechanism | Fixed Constructions | 2 | Active |
| US9845609B2 | Swimming pool pressure cleaner including automatic timing mechanism | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9938398B2 | Rubber composition | Chemistry; Metallurgy | 1 | Active |
| US6916049B2 | Corrugated pipe coupling having six degrees of freedom | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10195761B2 | Method and device for manufacturing a reinforcement for composite material made from natural fibers and reinforcement obtained using such a method | Emerging Cross-Sectional Technologies | 1 | Active |
| US9593228B2 | Mixtures composed of functionalized diene rubbers with trimethylolpropane and fatty acid, a process for production thereof and use thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US9758646B2 | NdBR wet masterbatch | Chemistry; Metallurgy | 0 | Active |
| US10407932B2 | Swimming pool pressure cleaner including automatic timing mechanism | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.