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Guangzhou pearl river piano group co ltd

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    109,838
About

Guangzhou pearl river piano group co ltd has a total of 33 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets machine tools, measurement and machines are COMES SRL, ZHANG BIKUI and WUHU RUNYU PREC MACHINERY CO LTD.

Patent filings in countries

World map showing Guangzhou pearl river piano group co ltds patent filings in countries
# Country Total Patents
#1 China 33

Patent filings per year

Chart showing Guangzhou pearl river piano group co ltds patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Liang Zhihe 20
#2 Liao Zhihui 16
#3 Huang Gengzhi 10
#4 Liao Qianfen 6
#5 Lin Qidong 6
#6 Li Jianning 6
#7 Ou Ying 6
#8 Liao Yong 5
#9 Lin Mingya 4
#10 Xiao Wei 4

Latest patents

Publication Filing date Title
CN109532045A The sub- nylon wire bonding machine of piano key and viscous technique
CN106393378A Piano back pad tenon entering machine and piano back pad tenon entering method
CN106706287A Piano key cover buffer detection device and detection method
CN106425412A Device and method for feeding wood support rod into linking rod
CN105300251A Piano key touch measuring block and piano key touch measuring method
CN105234796A Automatic polishing wheel alignment type polishing machine and automatic alignment method thereof
CN105150082A Piano plate polishing system
CN105196150A Polisher with main shaft capable of axially translating
CN105217261A Matter Transfer feedway
CN105150103A Polishing wheel assembling structure and assembling method, disassembling method and application of polishing wheel assembling structure
CN104527109A Rotating shaft type hammer head presser for machining two hammer heads
CN104608406A Manual hammer head presser
CN104464689A Inclined back frame of vertical piano and vertical piano with inclined back frame
CN104444284A Allow rollover machine and rollover machining method
CN104176097A Conveying vehicle for grand piano
CN103658764A Locating device for machining piano iron plate locating hole and manufacturing method of locating device
CN103521559A Correcting device and method for hands of piano players
CN103440856A Device for correcting piano string code and assembly method of string code harmonic plate
CN103341814A Processing equipment of medium-radius arc surface on rib wood of piano
CN103341815A Processing equipment of large-radius arc surface on rib wood of piano