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CHANGZHOU RUIJINLUN MACHINERY PARTS CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    146,185
About

CHANGZHOU RUIJINLUN MACHINERY PARTS CO LTD has a total of 12 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, machine tools and measurement are BALDWIN INSTR COMPANY LTD, PANIGATI PIER LUIGI and NVB PROPULSION INT LTD.

Patent filings in countries

World map showing CHANGZHOU RUIJINLUN MACHINERY PARTS CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing CHANGZHOU RUIJINLUN MACHINERY PARTS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sun Xianglong 12
#2 Wu Hongyan 12

Latest patents

Publication Filing date Title
CN104481965A Mechanical damping air cylinder
CN104458120A Verification system of pressure measuring instrument
CN104482211A Conical surface padding
CN104384069A Automatic resetting type high-pressure injection agent gun
CN104451627A Preparation equipment of degreasing and rust-cleaning passivated wide temperature range phosphating solution
CN104440298A Gear transmission swinging pressing mechanism
CN104549048A Self-pressure boosting system for double-end mechanical seal
CN104389940A Adjustable damping buffer air cylinder
CN104457631A Pneumatic hole depth detection device
CN104440301A Balanced pressing mechanism
CN104440300A Synchronous hold-down mechanism
CN104455430A Double-cone ring seal