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ROBERTSHAW CONTROLS CO

Overview
  • Total Patents
    3,159
  • GoodIP Patent Rank
    81,826
  • Filing trend
    ⇧ 1100.0%
About

ROBERTSHAW CONTROLS CO has a total of 3,159 patent applications. It increased the IP activity by 1100.0%. Its first patent ever was published in 1957. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machines, control and electrical machinery and energy are RAY WILLIAM A, GEN CONTROLS CO and DETROIT CONTROLS CORP.

Patent filings per year

Chart showing ROBERTSHAW CONTROLS COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Katchka Jay R 89
#2 Riehl Fred 64
#3 Genbauffe Francis S 52
#4 Kreuter Kenneth G 51
#5 Willson James R 50
#6 Beck Roland D 48
#7 Tyler Hugh J 48
#8 Fowler Daniel L 44
#9 Pearson James E 44
#10 Manecke Siegfried E 39

Latest patents

Publication Filing date Title
WO2021016125A1 Intermittent pilot ignition gas valve having protection against negative pressure for internal diaphragms
WO2020132256A1 Multi-port multi-plane valve
EP3674589A2 Self-cleaning water passageways on diaphragm insert
CN109961968A Connector bridge
CN108980436A Threeway ice machine valve with multiple constructions
EP3396218A1 Pilot operated valve with extended insert
EP3385583A1 Multi-port valve
CN108692086A Water valve guiding tube with integrated form welding ring and the water valve for combining the water valve guiding tube
CN108006694A Use the flame rectification circuit of operational amplifier
CA2946431A1 Electromechanical pressure relief valve
AU2016250340A1 System and Method for Using Alternative Energy Source for Hot Water Heater Storage Tank
CA2905745A1 Gas valve assembly with integrated pressure regulator
EP2909514A1 Valve system and method
CN102588655A Coil capture apparatus and pilot operated water valve incorporating same
CN102568739A Solenoid for a direct acting valve having stepped guide tube
MX2010003128A Unregulated integrated function gas valve for a water heater.
CN102333982A Pilot operated water valve
US2010171449A1 Washing machine wiring to reduce mechanical timer contact welding
US2010075264A1 Redundant Ignition Control Circuit and Method
US2010061034A1 Low voltage power supply for spark igniter and flame sense