FLUIDMASTER, INC.
97Patents
48Active
97Granted
46Portfolio score
Filing activity: Feb 27, 1981 → Nov 16, 2022 · 14 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5090066A | Adapter for toilet fitting | Emerging Cross-Sectional Technologies | 87 | Expired |
| US4834284A | Hot water control | Mechanical Engineering; Lighting; Heating | 72 | Expired |
| US6719294B2 | Bathroom fixture gasket apparatus and method | Mechanical Engineering; Lighting; Heating | 68 | Expired |
| US4832259A | Hot water heater controller | Mechanical Engineering; Lighting; Heating | 68 | Expired |
| USD707334S1 | Hose connector | General | 62 | Active |
| US5475277A | Differential torque motor | Electricity | 59 | Expired |
| US4620667A | Hot water heating system having minimum hot water use based on minimum water temperatures and time of heating | Physics | 44 | Expired |
| US6908123B2 | Bayonet quick coupler | Emerging Cross-Sectional Technologies | 41 | Expired |
| USD716419S1 | Hose connector | General | 35 | Active |
| US5142712A | Vacuum assisted toilet | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4522333A | Scheduled hot water heating based on automatically periodically adjusted historical data | Physics | 34 | Expired |
| US4449178A | Method and apparatus for controlled off peak load hot water heating | Physics | 32 | Expired |
| US6662379B2 | Toilet cleaning dispenser system with removable cartridge | Fixed Constructions | 29 | Expired |
| US6442772B2 | Advanced dual-flush valve | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5042095A | Cleaner injector system | Fixed Constructions | 22 | Expired |
| US5487193A | Enhanced operation toilet | Fixed Constructions | 17 | Expired |
| US5244148A | Adaptable heater control | Physics | 16 | Expired |
| US5378362A | Apparatus for magnetically treating water | Chemistry; Metallurgy | 16 | Expired |
| US6604249B2 | Advanced dual-flush valve | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| USD309938S | Flush valve for toilets | General | 14 | Expired |
| USD669558S1 | Fluid connector | General | 14 | Active |
| US7029216B2 | Torque-limiting locknut | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5406652A | Toilet water source | Fixed Constructions | 14 | Expired |
| US6131211A | Low profile vacuum toilet | Fixed Constructions | 12 | Expired |
| US4703653A | Ballcock float structure | Emerging Cross-Sectional Technologies | 12 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.