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SUMITOMO METAL STEEL PROD

Overview
  • Total Patents
    260
About

SUMITOMO METAL STEEL PROD has a total of 260 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and Taiwan. Its main competitors in its focus markets electrical machinery and energy, environmental technology and surface technology and coating are HYUNDAI HYSCO, SUZHOU SICHUANGYUANBO ELECTRONIC TECH CO LTD and HYUNDAI HYSCO CO LTD.

Patent filings in countries

World map showing SUMITOMO METAL STEEL PRODs patent filings in countries

Patent filings per year

Chart showing SUMITOMO METAL STEEL PRODs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oniki Toshiya 46
#2 Yoshida Shinji 27
#3 Yokoyama Hiroyuki 21
#4 Inamori Junji 21
#5 Matsuo Sachio 19
#6 Kajimura Norihiko 18
#7 Tanaka Katsuaki 18
#8 Yamanaka Kenji 15
#9 Yamaguchi Masao 15
#10 Matsumoto Motoo 14

Latest patents

Publication Filing date Title
JP2008095332A Levee widening/raising construction method for existing concrete wall for retaining earth
US2007009653A1 Inner magnetic shielding material and method for production thereof
JP2006112230A Folded-plate roof material
JP2006152794A Slate roof repairing tool
JP2007107193A Rafter clearance installing structure, installing method and filler strip
JP2007085056A Sound insulating ceiling device
JP2007070939A Liftable work scaffolding
JP2007046371A Horizontal member clamp and guardrail
JP2007046370A Horizontal member clamp and guardrail
JP2007046372A Horizontal member clamp and guardrail
JP2007046261A Standard and framework scaffold
JP2007009462A Plate-like beam for guard rail, and guard rail
JP2006328890A Metallic exterior covering members
JP2006299698A Soundproof panel and soundproof wall
JP2006291540A Sheet pile for earth retaining wall
JP2006291473A Preceding handrail frame and bound-type prefabricated scaffolding
JP2006274626A Base structure of metal pipe column
JP2006274625A Base structure of metal pipe column
JP2006274576A Permeable debris dam having composite structure
JP2006274575A Permeable debris dam