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CHEN KUO-CHANG

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    224,571
About

CHEN KUO-CHANG has a total of 29 patent applications. Its first patent ever was published in 2002. It filed its patents most often in United States, EPO (European Patent Office) and Taiwan. Its main competitors in its focus markets consumer goods, furniture and games and audio-visual technology are JOHNSON PETER M, WU XIAOCHUAN and LANGE WILLIAM L.

Patent filings in countries

World map showing CHEN KUO-CHANGs patent filings in countries
# Country Total Patents
#1 United States 27
#2 EPO (European Patent Office) 1
#3 Taiwan 1

Patent filings per year

Chart showing CHEN KUO-CHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Kuo-Chang 29
#2 Wang Yung-Tsung 1
#3 Wang Ying-Shan 1
#4 Tsai Hsin-Huang 1

Latest patents

Publication Filing date Title
US9679545B1 Drum hoop fastening device and drum having the same
US9495944B1 Drum frame fixer
US2015069093A1 Spout interlocking device of a teapot
US8735705B1 Drum beating apparatus
US2013186257A1 Musical instrument
US8110731B1 Transmission linkage for drum assembly
US2012013162A1 Chair for a drummer
US8053656B1 Single-arm pedal assembly for percussion instrument
US7855331B1 Pedal system and a drum assembly using the same
US2011100195A1 Hi-hat system
US2011100194A1 Pedal system and a drum assembly using the same
US7858861B1 Pedal system and a drum assembly using the same
US2011067552A1 Drum pedal assembly
US7777114B1 Adjustable music pedal
US7709716B1 Foldable music pedal
US7663042B1 Adjustable pedal assembly for a percussion instrument
US2008017015A1 Adjustable drum pedal assembly
US2009038464A1 Adjustment assembly for a drum
US2008060204A1 Magnetic knife holder
US7297852B1 Pedal device for a drum