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DENISON ENG CO

Overview
  • Total Patents
    135
About

DENISON ENG CO has a total of 135 patent applications. Its first patent ever was published in 1941. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets machines, mechanical elements and machine tools are BW HYDRAULIK GMBH, AMERICAN FLUID MOTORS COMPANY and RAPP EUGEN.

Patent filings in countries

World map showing DENISON ENG COs patent filings in countries
# Country Total Patents
#1 United States 98
#2 United Kingdom 14
#3 Canada 11
#4 France 6
#5 Switzerland 5
#6 Belgium 1

Patent filings per year

Chart showing DENISON ENG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Adams Cecil E 48
#2 Renick Wendell E 16
#3 Born Ellis H 14
#4 Adams Cecil Edwin 9
#5 Denison Jr William C 6
#6 Wright Fred J 6
#7 Blasutta Victor V 6
#8 Engineering Company The Deniso 5
#9 Bonnette Leroy E 4
#10 Pinsenschaum Edwin C 3

Latest patents

Publication Filing date Title
US2711077A Steering control mechanism for crawler tractors
GB758875A Hydraulic pressure producing device
GB746003A Vane pump
GB754959A Control system for hydraulic apparatus
GB746913A Improvements in or relating to a hydraulic pressure surge dampening device
GB746411A Improvements in or relating to a flow control mechanism
US2682749A Hydraulic apparatus for molding liners in jar closures
US2737928A Hydraulic press
US2694903A Hydraulic pressing apparatus
US2661763A Relief, sequence, and unloader valve
US2753802A Hydraulic pump construction
US2699178A Relief, sequence, and unloader valve
US2762342A Servo control mechanism for hydraulic apparatus
US2743674A Supercharged aircraft pump
US2713312A Pressure compensator
GB721174A Improvements in or relating to a method and apparatus for ornamenting dinnerware
US2718683A Automatic dinnerware making machine
US2669226A Intermittently rotatable device with servo control
US2674853A Motion imparting hydraulic apparatus
US2743604A Apparatus for hydrostatically testing rocket bodies or other open-ended containers