Learn more

DOWA THERMOTECH KK

Overview
  • Total Patents
    102
  • GoodIP Patent Rank
    38,242
  • Filing trend
    ⇩ 66.0%
About

DOWA THERMOTECH KK has a total of 102 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2007. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy, surface technology and coating and thermal processes are DOWA THERMOTECH CO LTD, PARKER NETSUSHORI KOGYO KK and LIUZHOU HENGYANG MACHINERY CO LTD.

Patent filings in countries

World map showing DOWA THERMOTECH KKs patent filings in countries
# Country Total Patents
#1 Japan 102

Patent filings per year

Chart showing DOWA THERMOTECH KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fujita Takahiro 19
#2 Yamada Tsunetaka 16
#3 Abukawa Fumitaka 14
#4 Shimizu Yuichiro 13
#5 Matsuoka Hiroyuki 10
#6 Sakakibara Wataru 9
#7 Abe Koji 8
#8 Sakashita Takeo 8
#9 Hatanaka Hokuto 6
#10 Ohashi Toshiaki 6

Latest patents

Publication Filing date Title
JP2020164994A Steel member nitriding treatment method
JP2020147850A Method for depositing dlc layer and method for manufacturing die
JP2020204056A Heat treatment apparatus
JP2020183818A Curtain burner and heat-treatment facility
JP2020037733A Vanadium silicate nitride film-coated membrane, and manufacturing method thereof
JP2020132961A Oil quenching apparatus and heat treatment system
JP2020105541A Carburizing facility, and burn-out completion determination method of carburizing facility
JP2020029996A Linear guide device of heat treatment facility and heat treatment facility
JP2020029995A Heat treatment apparatus
JP2019082292A Heat treating facility
JP2018059195A Continuous nitriding furnace and continuous nitriding method
JP2019035108A Vanadium silicide carbide nitride film, member covering vanadium silicide carbide nitride film and method for manufacturing the same
JP2018024943A Vanadium nitride film, member coated with vanadium nitride film and method for manufacturing member
JP2018197386A Plasma treatment device and method for producing plasma-treated article
JP2018190555A Heater control mechanism, heat treatment equipment and heater control method
JP2018172714A Oil quenching apparatus and heat treatment apparatus
JP2018145461A Vanadium silicon nitride film coated member and method for manufacturing the same
JP2018109203A Formation method of conductive carbon film, production method of conductive carbon film-coated member, and production method of separator for fuel cell
JP2018104723A Plasma nitriding apparatus
JP2018090858A Heat processing furnace