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VALTEK INC

Overview
  • Total Patents
    25
About

VALTEK INC has a total of 25 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets machines, mechanical elements and control are FISHER GOVERNOR CO, EHMERSON PROTSESS MENEDZHMENT REG JULEHJTOR TEKNOLODZHIZ INK and EMERSON PROCESS MAN REGULATOR.

Patent filings per year

Chart showing VALTEK INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Mechanical elements
#3 Control

Top inventors

# Name Total Patents
#1 Gooch Robert E 16
#2 Haines Lawrence A 8
#3 Messano Edward A 7
#4 Beatty Kenneth L 7
#5 O'Hara Dennis E 6
#6 Cain Fred M 5
#7 Glenn Alan H 5
#8 Bates Charles L 5
#9 Chipman Stephen R 4
#10 Enniss Dan O 3

Latest patents

Publication Filing date Title
AU9133998A Integrated process control valve
US5974945A Pneumatic valve positioner with adjustable gain
US5884894A Inner-loop valve spool positioning control apparatus
US5386967A Ball valve coupling
US5282489A Fluid pressure modulator
US5251148A Integrated process control valve
CA1321781C Multi-element, bi-directional valve seat
US4567915A Anti-cavitation low-noise control valve cage trim for high pressure reducing service in liquid or gaseous flow
US3504888A Plug valve construction