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BEAVEN LESLIE W

Overview
  • Total Patents
    13
About

BEAVEN LESLIE W has a total of 13 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and machines are SCHENKER WALTER, MARTIN MOTORS INC and ZHEJIANG EVERLAST POWER CO LTD.

Patent filings in countries

World map showing BEAVEN LESLIE Ws patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing BEAVEN LESLIE Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Beaven Leslie W 13

Latest patents

Publication Filing date Title
US3091927A Cycling shaft assembly for internal combustion engines
US2962861A Two and four cycle turbocyl high pressure turbine engine
US3003308A Rotary radial piston engine
US2981064A Engine of the expansion-reaction type
US2795216A Rotary valving for internal combustion engines
US2512909A Rotary valve engine
US2455647A Engine construction
US2399783A Fuel preheating device
US2366478A Rotary internal-combustion engine
US2342446A Rotary engine structure
US2357778A Supercharger
US2300094A Internal combustion rotary engine
US1327651A Hydraulic dredging apparatus