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PUYA SEMICONDUCTOR SHANGHAI CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    112,433
  • Filing trend
    ⇧ 33.0%
About

PUYA SEMICONDUCTOR SHANGHAI CO LTD has a total of 15 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2017. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and semiconductors are CHOY JON S, KIM HO-JUNG and RYU JE IL.

Patent filings in countries

World map showing PUYA SEMICONDUCTOR SHANGHAI CO LTDs patent filings in countries

Patent filings per year

Chart showing PUYA SEMICONDUCTOR SHANGHAI CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Tao 9
#2 Feng Guoyou 6
#3 Tong Hongliang 4
#4 Wang Qifang 4
#5 Li Zhaogui 4
#6 Wang Nan 3
#7 Zhang Jie 2
#8 Wang Lu 2
#9 Wu Hao 2
#10 Lei Dongmei 2

Latest patents

Publication Filing date Title
CN112230704A Reference current source circuit
CN111082732A Automatic learning system for current curve mode of voice coil motor driver
CN111082715A Voice coil motor driver drive current segmentation control circuit
CN111091860A EEPROM memory
CN111030647A Double-side delay circuit
CN110610917A Chip structure for wafer level chip size package
WO2020052584A1 Design method for scribe line of silicon wafer level package
CN110134171A A kind of negative voltage follows circuit
CN109713892A A kind of New Charge pump discharge circuit and its charging method
CN109768797A A kind of the memory data reading latch transmission circuit and control method of saving area
CN109787599A Voltage commutation circuit and switching method
CN109709999A Control the implementation method and circuit of output frequency temperature coefficient
CN108199578A A kind of double feedback charge pump configurations of dual output
CN108282083A A kind of mixing structure charge pump circuit
CN108282153A A kind of sensitive amplifier circuit of the bilateral amplification of low-voltage