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SHANGHAI SENLIN SPECIAL TYPE STEEL DOOR CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    105,867
  • Filing trend
    ⇩ 100.0%
About

SHANGHAI SENLIN SPECIAL TYPE STEEL DOOR CO LTD has a total of 20 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are BAUMANN FILS & CIE, CHENGDU JIAOZI IND CO LTD and ANHUI JIAWEI NEW MATERIAL TECH CO LTD.

Patent filings in countries

World map showing SHANGHAI SENLIN SPECIAL TYPE STEEL DOOR CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing SHANGHAI SENLIN SPECIAL TYPE STEEL DOOR CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

Top inventors

# Name Total Patents
#1 Wang Fushen 5
#2 Ma Pinhao 5
#3 Tang Dingtian 4
#4 Cao Dequn 3
#5 Shen Jinqi 3
#6 Zhang Yongfei 3
#7 Du Rongqi 2
#8 Liu Yong 1
#9 Hu Shuai 1
#10 Wang Peng 1

Latest patents

Publication Filing date Title
CN110388133A A kind of novel steel door bolt adjusting component
CN106761198A A kind of Dual-open door capable of replacing
CN106088996A A kind of buckle combination type form door
CN105756523A Steel fireproof door
CN105201331A Non-welding type door frame installing structure
CN105134036A Door capable of automatically draining indoor flood
CN105064866A Indoor special cover plate door opened vertically up
CN104863479A Air-tight door and sealing element structure thereof
CN104790818A Steel wooden heat preserving door
CN104790790A Extra-heavy swing gate hinge
CN104724263A Watertight door lock device
CN104453508A Double-joint self-adjustment hinge structure
CN104265133A Smoke discharge and explosion venting window
CN104196429A Novel combination type view window door
CN104179446A Fireproof roller shutter and roller shuttle door
CN104153694A Steel thermal insulation fireproof door
CN103225473A Shock-resisting steel explosion-venting rolling shutter door
CN102877763A High-intensity steel fireproof channel door
CN102650186A Reformed door frame
CN101144366A Sealing structure for sound insulation door gap