Patent assignee · US · COMPANY

Arichell Technologies Inc.

47Patents
1Active
47Granted
38Portfolio score

Filing activity: Jul 31, 1996 → Jul 3, 2006 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7383721B2 Leak Detector Emerging Cross-Sectional Technologies 134 Expired
US6948697B2 Apparatus and method for controlling fluid flow Emerging Cross-Sectional Technologies 114 Expired
US5979500A Duration-indicating automatic faucet Emerging Cross-Sectional Technologies 113 Expired
US6619320B2 Electronic metering faucet Emerging Cross-Sectional Technologies 99 Expired
US5984262A Object-sensor-based flow-control system employing fiber-optic signal transmission Fixed Constructions 92 Expired
US6127671A Directional object sensor for automatic flow controller Physics 76 Expired
US6305662A Reduced-energy-consumption actuator Emerging Cross-Sectional Technologies 70 Expired
US7069941B2 Electronic faucets for long-term operation Emerging Cross-Sectional Technologies 68 Expired
US6293516A Reduced-energy-consumption actuator Mechanical Engineering; Lighting; Heating 64 Expired
US6161726A Pressure-compensated liquid dispenser Human Necessities 61 Expired
US6609698B1 Ferromagnetic/fluid valve actuator Mechanical Engineering; Lighting; Heating 60 Expired
US7199709B2 Cart fleet management system Performing Operations; Transporting 58 Expired
US6212697A Automatic flusher with bi-modal sensitivity pattern Fixed Constructions 53 Expired
US6450478B2 Reduced-energy-consumption latching actuator Mechanical Engineering; Lighting; Heating 52 Expired
USD396090S Flush valve cover General 51 Expired
US6643853B2 Automatically operated handle-type flush valve Emerging Cross-Sectional Technologies 49 Expired
US6263519A Automatic tank-type flusher Fixed Constructions 46 Expired
US7188822B2 Enclosures for automatic bathroom flushers Fixed Constructions 45 Expired
US6874535B2 Device and method for operating at least two valves Emerging Cross-Sectional Technologies 45 Expired
US6619614B2 Automatic flow controller employing energy-conservation mode Fixed Constructions 43 Expired
US7325781B2 Automatic bathroom flushers with modular design Fixed Constructions 43 Expired
US7156363B2 Bathroom flushers with novel sensors and controllers Emerging Cross-Sectional Technologies 41 Expired
US6685158B2 Assembly of solenoid-controlled pilot-operated valve Mechanical Engineering; Lighting; Heating 38 Expired
US7396000B2 Passive sensors for automatic faucets and bathroom flushers Mechanical Engineering; Lighting; Heating 38 Expired
US7690623B2 Electronic faucets for long-term operation Emerging Cross-Sectional Technologies 31 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.