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ISHII TEKKOSHO KK

Overview
  • Total Patents
    416
  • GoodIP Patent Rank
    40,870
  • Filing trend
    ⇧ 60.0%
About

ISHII TEKKOSHO KK has a total of 416 patent applications. It increased the IP activity by 60.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan and United States. Its main competitors in its focus markets environmental technology, mechanical elements and machine tools are VIKA IM A F MOZHAJSKOGO, HANGZHOU LANJIE HYDROGEN ENERGY TECH CO LTD and TAKATA KOGYOSHO KK.

Patent filings in countries

World map showing ISHII TEKKOSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 415
#2 United States 1

Patent filings per year

Chart showing ISHII TEKKOSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ishii Koji 273
#2 Tamada Masanori 45
#3 Yoshida Satoru 36
#4 Okuzumi Isamu 23
#5 Toyoda Kazuji 17
#6 Ikeda Koji 15
#7 Abe Genpei 14
#8 Tayama Noboru 14
#9 Yasukui Takashi 13
#10 Yamamoto Akira 13

Latest patents

Publication Filing date Title
JP2020193040A Automatic air vent of floating roof tank
JP2020195582A Water slider
JP2020168978A Explosion-proof unmanned aircraft
JP2020090800A Roof protection structure for tank
JP2020070642A Roof structure for tank having protection property from flying object
JP2020041357A Ground type cylindrical tank and its construction method
JP2020041350A Structure for pre-stressed concrete
JP2019210829A Extension exhaust pipe
JP2019194410A Construction method of fixed-roof flat-bottom cylindrical tank
JP2019156426A Rain-cover structure of flat-bottomed cylindrical tank including concrete wall
JP2019138065A Construction method of flat bottom cylindrical tank provided with concrete walls
JP2019100061A Construction method of tank with concrete wall
JP2019049104A Construction method of leg earthquake-proof reinforcing structure
JP2019031790A Construction method of leg part earthquake-resistant reinforcement
JP2018184799A Substructure of indoor pool with leakage detection and leakage prevention function
JP2018140695A Platform door
JP2018094647A Safety device of electric power tool
JP2018062324A Electric rotary blade-type unmanned aircraft of multiple aircraft connection method
JP2018000527A Cushion for evacuation
JP2017210252A T-plate assembly jig