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QINGDAO TUNGRAY ELECTRIC MACHINES CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    183,939
  • Filing trend
    ⇩ 100.0%
About

QINGDAO TUNGRAY ELECTRIC MACHINES CO LTD has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets machine tools, chemical engineering and mechanical elements are SUZHOU RECEN PREC MACHINERY CO LTD, PENTA LASER WENZHOU CO LTD and HEINZ SOYER BOLZENSCHWEISTECHN.

Patent filings in countries

World map showing QINGDAO TUNGRAY ELECTRIC MACHINES CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing QINGDAO TUNGRAY ELECTRIC MACHINES CO LTDs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Chi Cunjian 12
#2 Jiang Hui 10
#3 Tang Hui 10
#4 Peng Yan 7
#5 Yan Famin 7
#6 Wang Junjie 3
#7 Tang Baojing 3
#8 Sun Longbo 1
#9 Mou Xuliang 1
#10 Zhang Xiusheng 1

Latest patents

Publication Filing date Title
CN106695101A High-frequency induction welding system based on binocular vision and multi-axis manipulator
CN105618888A High-frequency induction automatic welding system for refrigerating pipelines
CN105570250A Assembling method for high-frequency induction welding head protective jackets
CN105583489A Handheld type automatic wire feeding mechanism for high-frequency induction brazing
CN105457415A Smoke suction and exhaust device for high-frequency induction welding
CN105290556A High-frequency induction soldering machine
CN104759727A Special aluminum pipe welding head
CN102974933A Automatic temperature measuring and wire feeding high-frequency pipeline welding machine
CN102974934A High frequency induction welding head
CN102974935A High frequency induction welding head
CN102945731A Low-noise low-heat water cooling electric reactor
CN102962576A Hand-held high-frequency induction welding gun
CN102962577A High-frequency inductive welding joint