Learn more

HAIYAN HAIGUAN PIPE FITTING MFG CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    160,675
  • Filing trend
    ⇩ 100.0%
About

HAIYAN HAIGUAN PIPE FITTING MFG CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements are KRAUSZ ELIEZER IND DEV LTD, ELIEZER KRAUSZ IND DEVELOPMENT LTD and CENTAURUS AG.

Patent filings in countries

World map showing HAIYAN HAIGUAN PIPE FITTING MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing HAIYAN HAIGUAN PIPE FITTING MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

Top inventors

# Name Total Patents
#1 Zhou Jianfei 12
#2 Zhang Lihong 7
#3 Zhang Xudong 7
#4 Zhu Zhenfang 7
#5 Wan Haihua 5

Latest patents

Publication Filing date Title
CN110185857A A kind of ferrule-type compression joint of novel belt inner card cage
CN110145649A A kind of air-pressure brake pipeline inserted sleeve
CN110081246A A kind of conical surface flared coupling with safe pressure relief device
CN110094589A A kind of 90 degree of Pigeonhole type hose joints
CN110081258A A kind of Quick joint for pipeline
CN107906276A A kind of holding sleeve joint of straight-through pipe
CN106499880A A kind of automobile-used corrosion-resistant hose assembly of swill collecting
CN106499816A A kind of hydraulic drive pipe screw thread combination seal
CN106499886A The multi-sealed cutting ferrule of one kind combination
CN106523814A Sleeve type connection flaring type steel pipe fitting
CN104358952A Rotary joint
CN104110545A Quick-plugging pipe connector