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SICHUAN HONGFA ELECTROACOUSTIC CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    144,193
About

SICHUAN HONGFA ELECTROACOUSTIC CO LTD has a total of 13 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, measurement and machine tools are DONGGUAN BETTER ELECTRONICS TECH CO LTD, VACUUM INTERRUPTERS LTD and SHANGHAI ELECTRIC CERAM WORKS.

Patent filings in countries

World map showing SICHUAN HONGFA ELECTROACOUSTIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing SICHUAN HONGFA ELECTROACOUSTIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yuansheng 5
#2 Xu Yong 4
#3 Zou Bo 3
#4 Wang Chao 3
#5 Gao Shan 2
#6 He Deming 2
#7 Xie Mingsong 2
#8 Chen Chongshan 1
#9 Lin Qinqi 1
#10 Peng Shoubo 1

Latest patents

Publication Filing date Title
CN112271108A Air hole structure on relay shell
CN111537171A Spring pressure test tool
CN111541131A Radio frequency connector joint assembly fixture
CN111633291A High-frequency welding tool for radio frequency connector shell
CN111599645A Electromagnetic relay base with sectional type glue dispensing groove
CN110491732A A kind of flip-over type miniature relay
CN110444445A A kind of clapper type relay bobbin and clapper type relay
CN109585228A A kind of relay with upper electrostatic spring
CN106298370A A kind of relay pushing card structure and comprise the relay of this push card
CN106128859A A kind of stage clip and comprise the pusher relay of this stage clip
CN104190803A Automatic riveting method of relay contacts and equipment thereof
CN104201055A Relay coil terminal mounting process and equipment
CN101976634A Magnetic circuit press-in device of relay and method for shaping relay by same