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HANS THOMA DR ING

Overview
  • Total Patents
    115
About

HANS THOMA DR ING has a total of 115 patent applications. Its first patent ever was published in 1917. It filed its patents most often in Germany and Switzerland. Its main competitors in its focus markets engines, pumps and turbines, control and mechanical elements are GUNNAR AXEL WAHLMARK, MOLLY HANS and PROETT CARL.

Patent filings in countries

World map showing HANS THOMA DR INGs patent filings in countries
# Country Total Patents
#1 Germany 114
#2 Switzerland 1

Patent filings per year

Chart showing HANS THOMA DR INGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Thoma Dr-Ing Hans 23
#2 Hans Thoma Dr Ing 1

Latest patents

Publication Filing date Title
DE572363C Device for starting internal combustion engines working on hydraulic transmission gears
DE466569C Device for carrying out the process
DE461291C Method for braking water turbines by rotating the guide vanes
DE465007C Procedure for securing turbine regulators with energy storage devices (air vessel, flywheel) for the pressure oil
DE464551C Controller for water turbines with rotating guide and rotor blades and two separate servomotors
DE447985C Electric voltage regulator for power generators operating by means of a liquid servomotor
DE366082C Safety drive for turbine governor