Learn more

Jiangsu shuguang huayang drilling tool co ltd

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    196,686
About

Jiangsu shuguang huayang drilling tool co ltd has a total of 18 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 materials and metallurgy and civil engineering are NKK TUBES, JINGJIANG SPECIAL STEEL CO LTD and DALMINE SPA.

Patent filings in countries

World map showing Jiangsu shuguang huayang drilling tool co ltds patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing Jiangsu shuguang huayang drilling tool co ltds patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Jiang Cunmin 11
#2 Huang Haichun 10
#3 Jiang Jiahua 8
#4 Jiahua Jiang 7
#5 Shanlong Qian 7
#6 Haichun Huang 7
#7 Yongrong Jiang 7
#8 Jiang Yongrong 6
#9 Qian Shanlong 6
#10 Wang Xin 6

Latest patents

Publication Filing date Title
CN111961809A Treatment process of anti-skid weighted drill rod
CN106639908A Double shoulder screwed pipe joint achieving nose cone positioning
CN106437553A Double-shoulder outer-thread pipe joint with stress retarding structure
CN104153715A Integral type heavy weight drill pipe without thickening
CN104152652A Process for strengthening surfaces of inner and outer walls of non-magnetic drill collar and internal and external threads of joints at two ends
CN103711440A Spiral type heavy weight drill pipe
CN103691862A Method for upsetting of connector sections at two ends of heavy weight drill pipe
CN103670293A Drilling rod with inner stress release groove
CN102678067A Structure for reinforcing welding head of welded weighted drill pipe
CN102672493A Automatic clamping device for mechanical processing of extra-long pipe fittings
CN102607382A Online measurement device for axiality of pipe-shaped oil drilling tool
CN103324973A Petroleum drilling tool built-in chip identification structure
CN102601696A Inner bore grinding device for oil drilling tool
CN103325307A Embedded mark of petroleum drilling tool
CN103322883A Pipe fitting inner bore wall axial shape measurement device
CN101915806A Mobile ultrasonic flaw detection device
CN101972950A Wall thickness measuring device by tracking for drilling inner hole of drill collar
CN101966642A Manufacturing technology of deep-well drill collar