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HANGZHOU CHANGCHUAN TECHNOLOGY CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    127,298
About

HANGZHOU CHANGCHUAN TECHNOLOGY CO LTD has a total of 27 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets semiconductors are SHENZHEN BASIC SEMICONDUCTOR LTD, GREAT POWER SEMICONDUCTOR CORP and SHANGHAI GEYI ELECTRONICS CO LTD.

Patent filings in countries

World map showing HANGZHOU CHANGCHUAN TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing HANGZHOU CHANGCHUAN TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Semiconductors

Focus technologies

# Technology
#1 Semiconductor devices

Top inventors

# Name Total Patents
#1 Han Xiao 18
#2 Zhong Fenghao 8
#3 Ye Jianbo 7
#4 Zhao Yi 6
#5 Zhang Yongcai 4
#6 Wang Wei 4
#7 Sun Haiyang 2
#8 Xiao Han 2
#9 Gao Liang 2
#10 Lin Yanhua 2

Latest patents

Publication Filing date Title
CN105251700A Equal-distance adjusting mechanism for automatic separation equipment
CN105268651A Integrated circuit sorting machine test device
CN105057234A Piece dividing mechanism of integrated circuit sorting machine
CN105057232A Shuttle mechanism of sorting machine
CN105083964A Feeding mechanism for integrated circuit testing device
CN104977442A Power module circuit for high-current power device test system
CN104977974A Integral control module used for heavy current power device test system
CN105047575A Oblique block elevating mechanism for wafer test
CN104973425A Double-tray conveying mechanism of IC optical inspection and sorting system
CN105158671A Time parameter test circuit
CN105162322A High-voltage test power supply
CN105162087A Power supply protection circuit
CN104891224A Automatic getting and placing device of integrated circuits
CN103995226A Method for improving accuracy of analog integrated circuit test system
CN103745951A Integrated circuit tectorial membrane tearing mechanism
CN103743927A Servo-actuated piezometric pick-and-place mechanism
CN103738732A Isometric adjusting mechanism
CN102774634A Integrated circuit turning device and control method
CN102632726A Marking and dedusting device for integrated circuit
CN102636735A High voltage and current testing device for integrated circuits