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ZHEJIANG TIANMA BEARING GROUP CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    99,880
About

ZHEJIANG TIANMA BEARING GROUP CO LTD has a total of 18 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and mechanical elements are EUGEN VADERS DR, ANHUI NINGGUO SHUNCHANG MECH CO LTD and ANHUI QIANXI PRECISE BEARING MANUFACTORY CO LTD.

Patent filings in countries

World map showing ZHEJIANG TIANMA BEARING GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing ZHEJIANG TIANMA BEARING GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shi Dafang 8
#2 Xie Weibing 7
#3 Liu Guocang 5
#4 Ma Xingfa 5
#5 Wang Wenjie 4
#6 Wu Min 3
#7 Zhang Ting 3
#8 Zhou Xiaoyang 3
#9 Jia Guanghui 3
#10 Ren Deyu 3

Latest patents

Publication Filing date Title
CN112112893A Self-aligning roller bearing
CN112112900A Bearing retainer and assembled large roller bearing with same
CN112112899A Bearing retainer and bearing with same
CN111561516A Centering driving combined bearing with gear ring
CN111299694A Large-diameter hot billet cutting device
CN111283258A Cutting mechanism, cutting machine, cutting method and cutting method suitable for large-diameter hot blank
CN111254356A High-strength high-nitrogen rare earth stainless bearing steel
CN111334702A Preparation method of high-strength high-nitrogen rare earth stainless bearing steel
CN110434692A A kind of outer expanding integral clamp of Novel bearing-ring
CN110394694A A kind of plasma point discharge flash removed processing method
CN110055473A A kind of impact resistance bearing steel and preparation method thereof with extra long life
CN109825762A A kind of high-speed high-performance bearing steel and preparation method thereof
CN108931173A A kind of outer diameter annular groove testing agency of bearing outer ring
CN108955471A The outer diameter annular groove testing agency of bearing outer ring
CN108817913A A kind of bearing ring snap ring installing mechanism
CN108705484A Bearing ring snap ring installing mechanism
CN108772515A The cold rolling machine of bearing ring
CN102615221A Radial and axial rolling forming method for large-sized double-groove ring piece