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GUANGZHOU PEARL RIVER KAYSERBURG PIANO CO LTD

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    50,898
  • Filing trend
    ⇩ 82.0%
About

GUANGZHOU PEARL RIVER KAYSERBURG PIANO CO LTD has a total of 32 patent applications. It decreased the IP activity by 82.0%. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets machine tools, consumer goods and surface technology and coating are COLUMBIA ONKYO KOGYO KK, KUBUSHIKI KAISHA KAWAI GAKKI S and SEILER ED PIANOFORTEFAB GMBH.

Patent filings in countries

World map showing GUANGZHOU PEARL RIVER KAYSERBURG PIANO CO LTDs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

Chart showing GUANGZHOU PEARL RIVER KAYSERBURG PIANO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Jianwen 10
#2 Huang Gengzhi 8
#3 Chen Riming 6
#4 Xu Jierui 6
#5 Lu Jie 5
#6 Deng Jiazhi 5
#7 Lin Qidong 4
#8 Xu Weixiong 4
#9 He Wenyu 4
#10 Liang Zhihe 4

Latest patents

Publication Filing date Title
CN111710317A Hammer assembly of upright piano and upright piano
CN111577728A Brake wood climbing belt assembling device
CN111595222A Adjustable piano string striking point positioning tool and positioning method thereof
CN110985500A Automatic assembling system for rotary hammer
CN110948583A Machining equipment and machining method for piano keyboard key sub-piece sawing
CN111063322A Equipment and method for manufacturing piano bridle strap
CN110580888A Hammer head root felt processing apparatus
CN110639756A Middle base plate gluing device and gluing method thereof
CN109648009A Clamp tail apparatus of the piano around string machine
CN109605200A Piano paint component plane polishing equipment and its polishing method
CN109300460A It is a kind of by bluetooth serial port equipment or the intelligent silent piano of USB connection
CN108031627A A kind of casing of piano UV roll surfaces-roller side integral method
CN108022570A Hammered string instrument positioning tool
CN107978298A Turning device assembles positioning tooth bar
CN108032237A Piano drum squeezes fixture
CN108022567A Piano key available for machining bar
CN108039158A Saddle correcting device
CN108010499A Piano string grinds embossing device, around string machine and its around string method
CN108214710A Seat board in the clamping plate of piano key
CN107993632A Piano shaft glues rope equipment automatically