Learn more

GRAY TECH IND INC

Overview
  • Total Patents
    23
About

GRAY TECH IND INC has a total of 23 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 civil engineering, machine tools and measurement are IEV INT PTY LTD, BYGGFOERBAETTRING AB and SIMONBUILD LTD.

Patent filings in countries

World map showing GRAY TECH IND INCs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Australia 2
#3 Canada 2
#4 Spain 2
#5 France 2
#6 United Kingdom 2
#7 Italy 2
#8 Argentina 1
#9 Brazil 1
#10 Germany 1
#11 South Africa 1

Patent filings per year

Chart showing GRAY TECH IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stickler Charles W Jr 7
#2 Stickler C 3
#3 Lonaberger Robert F 2
#4 Stickler Jun Charles W 1
#5 Stickler Jr C 1
#6 Sticker C 1
#7 Boatner L 1

Latest patents

Publication Filing date Title
CA1007480A Cast concrete house and method
US3742235A Bolometric detector utilizing electron paramagnetic resonance
US3742102A Method of making a cast concrete house having integral walls and roof using mobile interior forms
US3733831A Method and apparatus for preventing erosion and for conveying
US3653216A Method and apparatus for preventing erosion
US3560826A Grinding wheel control system and apparatus
US3566547A Grinding wheel spindle assembly