Learn more

HEERWAGEN COMPANY

Overview
  • Total Patents
    12
About

HEERWAGEN COMPANY has a total of 12 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United States. Its main competitors in its focus markets consumer goods are POPPER & CO G M B H, RENE SAVOYE and W W KIMBALL COMPANY.

Patent filings in countries

World map showing HEERWAGEN COMPANYs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing HEERWAGEN COMPANYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Consumer goods

Top inventors

# Name Total Patents
#1 Schwertner Joseph 12

Latest patents

Publication Filing date Title
US1107851A Bleed-hole-regulating device.
US1082655A Organ-coupler.
US1077167A Automatic piano-player.
US1060032A Control device for automatic playing instruments.
US1080595A Automatic playing instrument.
US1060031A Controlling apparatus for automatic pianos and the like.
US1060030A Valve structure.
US1133581A Automatic playing apparatus.
US1127097A Automatic playing apparatus.
US1081703A Musical instrument.
US1041179A Automatic playing instrument.
US1034520A Automatic playing apparatus.