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ZHEJIANG TONGLI HEAVY GEAR CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    174,966
  • Filing trend
    ⇩ 100.0%
About

ZHEJIANG TONGLI HEAVY GEAR CO LTD has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets machine tools and mechanical elements are SEIKEL WILLI, XUZHOU KL MINE SCIENCE & TECHNOLOGY DEV CO LTD and GUIZHOU WINSTAR HYDRAULIC TRANSMISSION MACHINERY C.

Patent filings in countries

World map showing ZHEJIANG TONGLI HEAVY GEAR CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing ZHEJIANG TONGLI HEAVY GEAR CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Xiang Jianzhong 8
#2 Jin Limao 5
#3 Wang Xionghou 5
#4 Dai Zhenzhou 4
#5 He Yun 4
#6 Jianzhong Xiang 4
#7 Zhang Chaoyun 3
#8 Ye Aixue 3
#9 Du Wangjing 3
#10 Min Mengwen 3

Latest patents

Publication Filing date Title
CN111069662A Speed reducer box drilling location frock
CN111085872A Box fine boring workbench
CN107524790A A kind of quick jettison gear of reductor
CN106763700A Granulator is speed reducer dedicated
CN106112068A Reductor rectangular box end face Location Clamping Tool for Drilling Hole
CN106112709A Adjustable outer core grinding axle clamp for machining
CN105081480A Work fixture of small-modulus gear shaft and machining method of work fixture
CN104369150A Contact-type oil seal assembly structure used for speed reducer and direct-connection motor
CN103486232A Output shaft seal structure with direct reducer motor
CN103486142A Transmission structure for transmission shafts
CN102691783A Planet bearing lubricating device in gear box
CN102705494A Self-lubricating device of planetary gear pair
CN101603585A Vertical type dry well mounting and sealing mechanism of speed reducer
CN101607326A Positioning device for processing gear shaft