WATTS REGULATOR CO.
128Patents
96Active
128Granted
67Portfolio score
Filing activity: Sep 16, 1974 → Jan 10, 2024 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5551473A | Thermal expansion relief valve | Emerging Cross-Sectional Technologies | 46 | Expired |
| USD600546S1 | Swivel nut | General | 41 | Expired |
| US7743788B2 | Faucet assembly with water quality indicator | Emerging Cross-Sectional Technologies | 41 | Active |
| US5125429A | Piston pressure-type vacuum breaker | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4126023A | Tamperproof locking and latching mechanism for rotatable controls | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5029603A | Anti-siphon frost-proof water hydrant | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6675110B2 | Testing valve assemblies | Emerging Cross-Sectional Technologies | 32 | Expired |
| US7163157B2 | Automatic compensating valve for individual shower and tub/shower combination fixtures | Physics | 30 | Expired |
| US5129416A | Anti-siphon frost-proof water hydrant | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5072753A | Toggle linkage check valve | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4070045A | Separable connection for conduit segments conveying a fluid under pressure | Performing Operations; Transporting | 27 | Expired |
| US5161737A | Temperature control flow valve | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6575377B1 | Mixing valve | Physics | 25 | Expired |
| US6315209A | Mixing valve | Physics | 24 | Expired |
| US10914412B2 | Backflow prevention assembly having a variable lay-length and orientation | Mechanical Engineering; Lighting; Heating | 22 | Active |
| US5052655A | Ball valve lock plate | Emerging Cross-Sectional Technologies | 21 | Expired |
| USD837039S1 | Hose hanger | General | 19 | Active |
| US8375991B2 | Valve assembly | Emerging Cross-Sectional Technologies | 17 | Active |
| US6418969B1 | In-line thermal expansion tank | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6979027B2 | Toilet carrier | Fixed Constructions | 16 | Expired |
| US6524472B2 | Monolithically-molded subassemblies for retrofitting existing RO systems to zero waste | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7285210B2 | Zero waste reverse osmosis water filtering | Chemistry; Metallurgy | 15 | Expired |
| US4821763A | Tamperproof coupling | Emerging Cross-Sectional Technologies | 13 | Expired |
| US3955647A | Adjustable control and lock means therefor, such as for use with an air-operated lubricator | Emerging Cross-Sectional Technologies | 13 | Expired |
| US9738547B2 | Ultraviolet light sanitizing assembly with flow switch and keyed lamp | Chemistry; Metallurgy | 12 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.