Learn more

DAIHEN CORP

Overview
  • Total Patents
    4,316
  • GoodIP Patent Rank
    1,173
  • Filing trend
    ⇩ 24.0%
About

DAIHEN CORP has a total of 4,316 patent applications. It decreased the IP activity by 24.0%. Its first patent ever was published in 1982. It filed its patents most often in Japan, China and United States. Its main competitors in its focus markets machine tools, electrical machinery and energy and environmental technology are FRONIUS INT GMBH, ESAB AB and SHENZHEN JASIC TECH CO LTD.

Patent filings per year

Chart showing DAIHEN CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakamata Toshiaki 216
#2 Era Tetsuo 136
#3 Nishisaka Futoshi 125
#4 Hirota Shugo 123
#5 Ohori Akihiro 120
#6 Ide Akihiro 119
#7 Kamiyama Tomoyuki 111
#8 Uesono Toshiro 109
#9 Takada Kento 102
#10 Liu Zhongjie 97

Latest patents

Publication Filing date Title
EP3797914A1 Method of arc welding
US2021098237A1 High-Frequency Power Supply Device and Output Method of High-Frequency Power
US2021111676A1 High-Frequency Power Supply Circuit and Determining Method of Constants of Amplifier Circuit
KR20210033410A Transfer robot and work transfer system comprising the same
EP3785843A2 Laser-arc hybrid welding apparatus
JP2020121345A Storage device
US2020198043A1 Arc welding control method
JP2019205348A Integrated transformation installation
JP2021009634A Mobile body
JP2021007284A Transmission apparatus and transmission system
JP2021007283A Non-contact power supply device
WO2020008985A1 System interconnection system, system interconnection unit, system interconnection method, and installation method for system interconnection system
JP2021005487A Switch and switch manufacturing method
JP2021003712A Laser output control method for laser welding
JP2020203308A Control device, program, and robot control system
JP2020203309A Control device, program, and robot control system
JP2020203310A Control device, program, and robot control system
JP2020203347A Robot control device, and robot control system
JP2020203349A Robot control device, and robot control system
JP2020203348A Robot control device, and robot control system