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RALPH A SCHOENBERG

Overview
  • Total Patents
    16
About

RALPH A SCHOENBERG has a total of 16 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, machines and mechanical elements are JAKOBSEN JAKOB PETER, DELTA STAR ELECTRIC CO and COMAR ELECTRIC COMPANY.

Patent filings in countries

World map showing RALPH A SCHOENBERGs patent filings in countries
# Country Total Patents
#1 United States 16

Patent filings per year

Chart showing RALPH A SCHOENBERGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pape Herman G 7
#2 Klein Charles J 5
#3 Both Tonjes August Carl 2
#4 Klein Charles Julius 1
#5 Flynn Michael J 1

Latest patents

Publication Filing date Title
US1246646A Mechanical movement.
US1263100A Housing for mechanical movements and fastening thereof.
US1223417A Socket.
US1216598A Holding means for housings.
US1216483A Mechanical movement.
US1190451A Mechanical movement.
US1172929A Electric switch.
US1172928A Electric switch.
US921969A Pull-socket.
US891263A Electrical apparatus.
US844455A Means for converting motion and housing therefor.
US838789A Reflector.
US811410A Means for converting motion.
US799989A Outlet-box.
US829162A Circuit maker and breaker.
US1268485A Duplex switch.