Learn more

HELLMUTH WALTER

Overview
  • Total Patents
    16
About

HELLMUTH WALTER has a total of 16 patent applications. Its first patent ever was published in 1922. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and machines are CHOU JUNG-KUANG, LAMPIS ANTIOCO and SHERBONDY EARL H.

Patent filings in countries

World map showing HELLMUTH WALTERs patent filings in countries
# Country Total Patents
#1 Germany 7
#2 United Kingdom 5
#3 United States 4

Patent filings per year

Chart showing HELLMUTH WALTERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hellmuth Walter 4
#2 Walter Hellmuth 1

Latest patents

Publication Filing date Title
GB934403A Thermal power system
US3087304A Method and device for propelling submarine vehicles
GB857749A Improved pulse equalizer for internal combustion engines
US3005307A Exhaust pulse equalizing energy converters for rotary combustion engines
DE1200607B Rotary piston internal combustion engine with piston and runner rotating in the same direction and at the same speed
GB807647A Rotary type combustion engine
US2794429A Rotary type combustion engine
US2665057A Rotary blower
GB387264A Improvements in and relating to the regulation of the performance of gas turbines
GB367130A Improvements in gas turbines
DE586391C Method for carrying out a cycle, in particular for gas turbines