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MAIER LOUIS H

Overview
  • Total Patents
    19
About

MAIER LOUIS H has a total of 19 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United States and Canada. Its main competitors in its focus markets consumer goods are FRANKFURTER MUSIKWERKE FABRIK, BULL FRANK WESLEY and ROWLEY JOSEPH.

Patent filings in countries

World map showing MAIER LOUIS Hs patent filings in countries
# Country Total Patents
#1 United States 18
#2 Canada 1

Patent filings per year

Chart showing MAIER LOUIS Hs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Consumer goods

Top inventors

# Name Total Patents
#1 Maier Louis H 19

Latest patents

Publication Filing date Title
US1356107A Automatic musical instrument
US1279388A Pneumatic tension-regulator for automatic musical instruments.
US1207966A Automatic music-sheet tracker.
US1207965A Automatic music-sheet tracker.
US1108595A Automatic musical instrument.
US1207779A Valve mechanism for musical instruments and the like.
US1188466A Automatic musical instrument.
US1108199A Pedaling mechanism for musical instruments.
US1057070A Music-spool mechanism.
US1146436A Operating mechanism for music-rolls.
US1034811A Musical instrument.
US1183218A Automatic music-sheet tracker.
US1055546A Piano-action.
CA131512A Musical instrument
US1003483A Automatic musical instrument.
US1009330A Expression device for musical instruments.
US992018A Automatic musical instrument.
US992435A Valve for player-pianos and the like.
US992367A Automatic musical instrument.