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YOKOZUNA KK

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    225,178
  • Filing trend
    ⇩ 100.0%
About

YOKOZUNA KK has a total of 16 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1994. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering are NAKANO YASUO, PURDY FREDERICK A and KAWAGUCHI GIKEN INC.

Patent filings in countries

World map showing YOKOZUNA KKs patent filings in countries
# Country Total Patents
#1 Japan 16

Patent filings per year

Chart showing YOKOZUNA KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Indexing scheme relating to hinges
#2 Wing fittings

Top inventors

# Name Total Patents
#1 Sakai Seiichi 11
#2 Fujiwara Koji 4
#3 Sakai Hiroyuki 1
#4 Chiba Daisuke 1

Latest patents

Publication Filing date Title
JP2018193680A Sliding door system
JP2017218795A Door roller reinforcement structure, door roller reinforcement tool, and door roller with reinforcement tool
JP2009079392A Automatic closing device for sliding door
JP2009079393A Automatic door driving device
JP2006002352A Automatic door driving device
JP2001227236A Gravity hinge
JPH11294003A Suspending rail
JPH11256910A Overhang door roller
JPH1136687A Sliding door lock
JPH10317771A Sliding door locking means
JPH10205208A Sash sheave
JPH10121829A Hanging sash roller
JPH1082240A Sash roller
JPH1018680A Runner fixture
JPH09125801A Sash sheave
JPH07233671A Sliding door