Learn more

ALPHONSE DERUNGS ERNEST

Overview
  • Total Patents
    11
About

ALPHONSE DERUNGS ERNEST has a total of 11 patent applications. Its first patent ever was published in 1937. It filed its patents most often in United States. Its main competitors in its focus markets machines, mechanical elements and electrical machinery and energy are AUTOMATIC SHIFTERS INC, UNIVERSAL GEAR SHIFT CORP and CECIL GILLETT EDWARD HENRY JAM.

Patent filings in countries

World map showing ALPHONSE DERUNGS ERNESTs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing ALPHONSE DERUNGS ERNESTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Alphonse Derungs Ernest 11
#2 Oscar Chatelain 1

Latest patents

Publication Filing date Title
US2407603A Electromagnet
US2421188A Transmission control device
US2421187A Braking device regulated by motor speed and load
US2408612A Escapement adjusting device
US2457876A Selecting control device
US2400633A Coupling device
US2388043A Selecting control device
US2325486A Control system for motor vehicles
US2220813A Electromagnetic remote control device
US2250221A Electrical control device for clutch and gear mechanisms
US2207481A Automatic control means for vehicles