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NIPPON STEEL WELDING PROD ENG

Overview
  • Total Patents
    1,202
About

NIPPON STEEL WELDING PROD ENG has a total of 1,202 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets machine tools, optics and packaging and shipping are ARNOLD KARL H MASCH, ADS TECHNOLOGIES CO LTD and SUZHOU TIANHONG LASER CO LTD.

Patent filings per year

Chart showing NIPPON STEEL WELDING PROD ENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tabata Kazufumi 98
#2 Araki Nobuo 77
#3 Adachi Tadami 54
#4 Ono Toru 51
#5 Yokoi Shimizu 49
#6 Kamata Masao 48
#7 Hoshino Tadashi 47
#8 Hatada Yasuhiko 45
#9 Sonoda Hirofumi 42
#10 Kumada Tadamori 39

Latest patents

Publication Filing date Title
JP2007188811A Plasma torch
JP2005274200A Optical fiber strain sensor
JP2004267952A Directing point indicator for thermal spraying and thermal spraying equipment
JP2004243374A Plasma torch
JP2003117998A Method and device for manufacturing flexible pipe
KR20030025592A Flux-cored wire for gas shielded arc welding
US6649872B2 Flux-cored wire for gas shielded arc welding
JP2002144084A Flux cored wire for gas-shielded arc welding
JP2003075132A Optical distortion measuring method and its device
JP2003053566A Method for laser welding of abutted part having zinc plated layer
JP2003033875A Conduit cable for welding
JP2003025088A Flux cored wire for gas-shielded arc welding
JP2003019594A Flux cored wire for welding high nitrogen-containing stainless steel
JP2003001488A Covered electrode for duplex stainless steel
JP2002346789A Solid wire for carbon-dioxide shielded arc welding
JP2002346791A Coated arc welding electrode
JP2002332560A Laser-assisted high-speed flame thermal spraying method and device
JP2002331390A Bond flux for submerged arc welding
JP2002321087A Steel wire for gas shield arc welding
JP2002321091A Non hydrogen type covered electrode