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SIMMEN PAUL J

Overview
  • Total Patents
    46
About

SIMMEN PAUL J has a total of 46 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, computer technology and machine tools are JONES SAFETY TRAIN CONTROL SYSTEM COMPANY, BERNARD HARTLEY PETER and FATA SA.

Patent filings in countries

World map showing SIMMEN PAUL Js patent filings in countries
# Country Total Patents
#1 United States 43
#2 Canada 3

Patent filings per year

Chart showing SIMMEN PAUL Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Simmen Paul J 46

Latest patents

Publication Filing date Title
US1839707A Automatic train control
US1820713A Automatic train control
US1849156A Automatic train control
US1963386A Automatic train control
US1945920A Automatic train control
US1767557A System of train control
US1604539A Automatic train control
US1604537A Automatic train control
US1971950A Automatic train control
US1604538A Automatic train control
US1592469A Automatic train control
US1749234A Automatic train control
US1593143A Automatic train control
US1554662A Speed-control system for vehicles
US1565296A Train-control system
US1564144A Train-control system
US1745064A Train-control system
US1560611A Speed-control system for vehicles
US1399027A Automatic train control
US1440417A Automatic train control