Learn more

Changzhou gas spring co ltd

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    77,625
About

Changzhou gas spring co ltd has a total of 23 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, measurement and chemical engineering are SOFRAMCA, SHPOLYANSKIJ EFIM F and AGAFONOV VIKTOR D.

Patent filings in countries

World map showing Changzhou gas spring co ltds patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing Changzhou gas spring co ltds patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Yu Weizhong 12
#2 Liu Shumian 11
#3 Yue Cailian 10
#4 Shi Yunxiao 8
#5 Yue Ruxia 8
#6 Shi Pinghua 7
#7 Yang Feng 7
#8 Cao Wenya 7
#9 Yuxiao Shi 1
#10 Ning Cheng 1

Latest patents

Publication Filing date Title
CN110920901A Angle adjuster for aviation seat
CN105697632A Stroke-adjustable air spring
CN105689343A Cleaning machine for gas spring pressure pipe
CN105665396A Washing system used for gas spring pressure pipes
CN105715725A Gas spring suitable for changeable loads
CN105650188A Gas spring and low-temperature-resistant piston assembly thereof
CN105673758A Gas supplementing type gas spring
CN105910801A Air spring fatigue testing machine
CN105650189A Self-detached protection type gas spring
CN105650184A Multi-stage locking type gas spring
CN105697635A Speed-adjustable high-precision air spring
CN105697631A Low-noise air spring
CN105689342A Air spring pressure pipe cleaning machine
CN105890886A Simple air spring fatigue testing machine
CN105673757A Gas spring and noise reduction piston assembly thereof
CN105626735A Auxiliary resetting gas spring
CN105689340A Automatic cleaning machine for air spring pressure pipe
CN105673765A Dustproof type gas spring
CN105650183A Cleaning type gas spring
CN105841944A Air spring's cycle life testing tool