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HENRY HYMAN & CO INC

Overview
  • Total Patents
    16
About

HENRY HYMAN & CO INC has a total of 16 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and machines are HARVEY WILLIAM A, MEGINNISS FRANCIS R and ERNST RADEMACHER.

Patent filings in countries

World map showing HENRY HYMAN & CO INCs patent filings in countries
# Country Total Patents
#1 United States 16

Patent filings per year

Chart showing HENRY HYMAN & CO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Drufva John T 5
#2 Norden Charles F 3
#3 William Lindsay 2
#4 Henry Hyman 2
#5 Harry Rothenberg 1
#6 Jack Kleinman 1
#7 Abraham Rubin 1
#8 Rothenberg Harry 1

Latest patents

Publication Filing date Title
US1546078A Battery handlamp
US1546079A Battery handlamp
US1620263A Telephone receiver
US1556246A Lamp socket with timing device
US1533613A Variometer connecter
US1491152A Electric switch
US1493559A Smap switch for plugs
US1491151A Electric switch mechanism
US1546605A Switch with timing device
US1432164A Portable electric light
US1433913A Portable electric light
US1287262A Portable electric light.
US1272781A Portable electric light.
US1287918A Portable electric light.
US1287919A Portable electric light.
US1289274A Portable electric light.