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TATSUMI KK

Overview
  • Total Patents
    52
  • GoodIP Patent Rank
    211,830
About

TATSUMI KK has a total of 52 patent applications. Its first patent ever was published in 1992. It filed its patents most often in Japan and Taiwan. Its main competitors in its focus markets civil engineering are SYLSANDS SECURITIES PTY LTD, SUGIMOTO KENCHIKU KENKYUSHO KK and BARANYA MEGYEI ALLAMI EPITOEIP.

Patent filings in countries

World map showing TATSUMI KKs patent filings in countries
# Country Total Patents
#1 Japan 51
#2 Taiwan 1

Patent filings per year

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

Focus industries

# Industry
#1 Civil engineering

Focus technologies

Top inventors

# Name Total Patents
#1 Yamaguchi Ryuji 26
#2 Okusumi Hiroshi 6
#3 Isobe Hiroshi 4
#4 Jitsunari Yasuharu 3
#5 Yamaguchi Shinichiro 3
#6 Tatsumi Yoshihiro 3
#7 Yoshida Kunio 2
#8 Isobe Noritaka 2
#9 Shirahata Shingo 2
#10 Okajima Kazuhiro 2

Latest patents

Publication Filing date Title
JP2020193456A Reinforcing metal fitting
JP2020172813A Bearing wall structure with damping performance of wooden building
JP2015148085A Brace jointing metal part for building
JP2014214432A Timber joining metal fitting
JP2014205188A Method of manufacturing bleeder screw
JP2014156693A Pin stopper for wood joining metal fitting and wood joining tool
JP2014047599A Connection structure for building timber
JP2014047600A Connection metal fitting for building timber
JP2013220065A Pet guide system and pet monitoring system using the same
JP2013133677A Building timber joint structure
JP2013133676A Building timber joint structure
JP2013058005A Display system, display method and display program
JP2013014932A Joint structure for construction timber
JP2012184565A Column base fitting
JP2012102563A Horizontal member connecting metal fitting
JP2009144430A Anchor bolt
JP2009127195A Reinforcing structure for building cross member
JP2009084884A Clamping structure and building member connecting structure
JP2009068293A Connector for construction wood members
JP2009035906A Wood joining structure for construction