Learn more

Yantai runfuxiang oil seal co ltd

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    114,595
About

Yantai runfuxiang oil seal co ltd has a total of 21 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets mechanical elements, macromolecular chemistry and polymers and engines, pumps and turbines are GOLUBEV ALEKSEJ, NVB PROPULSION INT LTD and PIITAA JIEI BARUSERUSU.

Patent filings in countries

World map showing Yantai runfuxiang oil seal co ltds patent filings in countries

Patent filings per year

Chart showing Yantai runfuxiang oil seal co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Du Jie 18
#2 Wang Jinglin 8
#3 Liang Yanzhong 7
#4 Li Yusheng 4
#5 Zhou Fengli 4
#6 Han Xuelian 3
#7 Wang Renbo 3
#8 Xing Qiuling 3
#9 Liu Xiaorui 2
#10 Huang Xuqun 2

Latest patents

Publication Filing date Title
CN109822327A A kind of press mounting for crankshaft oil seal detection device
CN108825786A A kind of resistance to high eccentric fuel injector/spark plug oil seal for preventing installation from turning over lip
CN108825705A A kind of reciprocating vehicle shock absorber sealing device
CN106837461A One kind can bear the alternate valve oil seal of positive/negative-pressure
CN106321845A Automotive rotating oil seal having leakage storing and pumping-back functions
CN106195098A A kind of amortisseur sealing device
CN105570463A Two-way sealing rotating oil seal for vehicle
CN105443764A Reciprocating motion oil seal structure
CN104530509A Compensation air bag rubber pipe and production method
CN104358599A Low-friction air valve oil seal
CN104358880A Rotary motion oil seal
CN105276066A Damper sealing system
CN105020323A Dust sealing structure assembly
WO2014183542A1 Reciprocating motion seal component
CN103742651A Low-friction reciprocating motion seal component
CN103554641A Rubber material for oil seal of automatic transmission
CN103554797A Low-temperature resistant fluororubber for oil seal
CN103244686A Low-friction oil seal for shock absorber
CN103159991A High/low-temperature-resistant oil seal rubber
CN102879288A Testing machine for oil seal abrasion resistance