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HYDRO CRAFT INC

Overview
  • Total Patents
    12
About

HYDRO CRAFT INC has a total of 12 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States and Canada. Its main competitors in its focus markets mechanical elements, machine tools and measurement are ASANO SEIKI KK, LUTZ & GIMPLE GMBH and SEPPELFRICKE ARMATUREN GMBH &.

Patent filings in countries

World map showing HYDRO CRAFT INCs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 2

Patent filings per year

Chart showing HYDRO CRAFT INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Walker William R 9
#2 Shoptaw David R 3
#3 Wilson Keith G 2
#4 Lukowski George W 2
#5 Tootell Terence S 2
#6 Walker William Rocky 1

Latest patents

Publication Filing date Title
US5280964A Junction adapter with axial extension portions
US5205520A Retaining block for clamping system
US5209440A Hexagonal junction adapter with retaining shoulder
US5016461A Method and apparatus for stamping weld adapters
US4878696A Hexagonal junction adapter for clamping system
US4980825A Servo valve analyzing system and method
US4887469A High accuracy turbine flowmeter with optical sensor
US4885943A Electronic flowmeter system and method
US3397431A Tube clamp assembly
US3414220A Clamp means