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LITTELFUSE ELECTRONICS SHANGHAI CO LTD

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    61,061
  • Filing trend
    ⇩ 60.0%
About

LITTELFUSE ELECTRONICS SHANGHAI CO LTD has a total of 26 patent applications. It decreased the IP activity by 60.0%. Its first patent ever was published in 2015. It filed its patents most often in WIPO (World Intellectual Property Organization), United States and China. Its main competitors in its focus markets electrical machinery and energy, semiconductors and audio-visual technology are MULTI STATE DEVICES LTD, POLYTRONICS TECHNOLOGY CORP and CYG WAYON CIRCUIT PROT CO LTD.

Patent filings per year

Chart showing LITTELFUSE ELECTRONICS SHANGHAI CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hu Cheng 17
#2 Wang Bing 11
#3 Chen Jianhua 10
#4 Fu Yingsong 8
#5 Miao Chuanrong 8
#6 Bu Jianming 8
#7 Tian Yu 5
#8 Fang Yan 3
#9 Zhou Zhiyong 3
#10 Tsang Chun-Kwan 2

Latest patents

Publication Filing date Title
WO2020191648A1 Usb cable with integrated overcurrent and over temperature protection
WO2020191522A1 Ptc device including polyswitch
WO2020103142A1 Pptc composition and device having low thermal derating and low process jump
WO2020037539A1 Surface mountable positive temperature coefficient device and method for making the same
CN109729736A Polymer positive-temperature-coefficient device for seat motor protection
WO2018218658A1 Printed circuit board embedded protection components
WO2018209595A1 Positive temperature coefficient device
WO2018120007A1 Polymeric positive temperature coefficient device for battery cell protection
CN110741524A Printed circuit board with integrated positive temperature coefficient device
WO2018072057A1 Embedded protection circuit module
US2018268969A1 Reflow solderable positive temperature coefficient circuit protection device
EP2991110A2 Circuit protection device