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TETSUYA KOGYO KK

Overview
  • Total Patents
    18
About

TETSUYA KOGYO KK has a total of 18 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering and thermal processes are SUNGSAN ENGINEERING CO LTD, RIEXINGER GUSTAV and MEISSNER GMBH TORANLAGEN.

Patent filings in countries

World map showing TETSUYA KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 18

Patent filings per year

Chart showing TETSUYA KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Tetsuya Tadao 12
#2 Sato Tadashi 4
#3 Izukura Koji 2
#4 Takahashi Shoji 1
#5 Aida Hidefumi 1
#6 Hasegawa Sadaji 1
#7 Tanabe Yoshio 1
#8 Ito Yoshio 1
#9 Shimada Hideki 1
#10 Sugai Masami 1

Latest patents

Publication Filing date Title
JP2013177803A Door device with differential pressure relaxation mechanism
JP2011132733A Device for reducing door opening force
JP2012137801A Door alarm device and monitoring system using the same
JP2009136629A Device for opening/closing fire hose passage aperture on fire door
JP2005256539A Sound insulation structure of panel
JP2005076299A Steel-made sound insulation door
JP2004339767A Door structure
JP2004332381A Openable door with smoke insulating performance
JP2004270359A Door body
JP2004060381A Door device
JPH11217969A Door stop device
JPH08312255A Precise constructing jig of metallic door frame, and construction method thereof
JPH06319823A Fire fighting hose passing hole opening/closing device in fireproof door
JPH06299765A Fireproof window
JPH06212864A Steel door
JPH06212862A Method of installing steel door
JPH06212863A Heat-resistant glass fitted door set
JPS57157945A Cooking table