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SHANGHAI YANGYANG DADUOLI SPECIAL TACK CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    188,287
About

SHANGHAI YANGYANG DADUOLI SPECIAL TACK CO LTD has a total of 12 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are PARK HYOUNG TAE, SUZHOU SHENGDE PREC ELECTRIC CO LTD and FIRSTCLOSER CO LTD.

Patent filings in countries

World map showing SHANGHAI YANGYANG DADUOLI SPECIAL TACK CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing SHANGHAI YANGYANG DADUOLI SPECIAL TACK CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Top inventors

# Name Total Patents
#1 Ota Masudai 5
#2 Masudai Ota 2
#3 Ekidai Ota 1
#4 Masuta Tada 1
#5 Oda Masatake 1
#6 Sakata Riki 1
#7 Ota Masuhiro 1
#8 Oda Masudai 1

Latest patents

Publication Filing date Title
CN106437381A Automatic sliding door closing device
CN106522720A Hidden type door closer capable of achieving bidirectional installation
CN106639715A Guide wheel for automatic door-closing hinge, and hinge
CN106522730A Door slider with V-shaped transmission structure
CN105927082A Sliding door hardware
CN104074439A Sliding door handle
CN102425333A Rotary handle-free unlatched door lock
CN102342728A Wind-resistant hanging ring for hanger on clothes airing rod
CN102182371A Dark door absorption device
CN101705775A Automatic-closing door hinge
CN101357466A Woodworker trimming knife for hand