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SINDIA INSTR CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    122,317
  • Filing trend
    ⇩ 100.0%
About

SINDIA INSTR CO LTD has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets measurement, electrical machinery and energy and environmental technology are ABB SUBSTATION AUTOMATION OY, ROBIN ELECTRONICS LTD and KORONA MESSTECHNIK GOSSAU.

Patent filings in countries

World map showing SINDIA INSTR CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing SINDIA INSTR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xiao Chuanqiang 14
#2 Qin Xudong 4
#3 Luo Renfei 3
#4 Wang Bo 3
#5 Zuo Xiankun 2
#6 Liu Haibo 2
#7 Wang Junhe 2
#8 Zhang Fengxi 2
#9 Zhang Jiajun 2
#10 Wang Puhong 1

Latest patents

Publication Filing date Title
CN110808577A Surge protection circuit with protection action state output
CN110618369A Cable body partial discharge detection sensor device
CN107271860A A kind of partial discharge pulse's wave-form similarity recognition methods
CN107085174A A kind of high-precision time synchronization method of distributed partial discharge detecting system
CN105406835A Improved Sallen-Key active low-pass filter circuit
CN104898081A On-site calibration method for alternating-current high-voltage cable distributed partial discharge detection system
CN105044579A Measurement method for distributed partial discharge
CN104859969A Method for packaging accessories of insulating oil pressure-resistant tester
CN104767244A Pluggable rechargeable battery module with complete battery management function
CN104849626A Power-frequency signal acquiring device for high-voltage power equipment
CN104849313A Design of chilled mirror method dew point instrument base structure
CN104792816A Thermostatic chamber for gas purity detector
CN104483602A Local discharge signal identification method and device
CN105676077A High-voltage cable partial discharge on-line monitoring alarm method, device and system
CN102323307A External replaceable structural design of decomposed product probe