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SUMITOMO ELEC HARDMETAL CORP

Overview
  • Total Patents
    916
  • GoodIP Patent Rank
    15,697
About

SUMITOMO ELEC HARDMETAL CORP has a total of 916 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets machine tools, machines and materials and metallurgy are SAMARSKOE MOTOROSTROITELNOE PR, JOHANSSON MATS and TOSHIBA TUNGALOY CO LTD.

Patent filings per year

Chart showing SUMITOMO ELEC HARDMETAL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Imamura Shinya 206
#2 Okamura Katsumi 166
#3 Omori Naoya 153
#4 Okada Yoshio 132
#5 Okuno Susumu 121
#6 Setoyama Makoto 111
#7 Fukaya Tomohiro 98
#8 Kukino Satoru 95
#9 Fukui Haruyo 91
#10 Itoh Minoru 89

Latest patents

Publication Filing date Title
JP2016041853A Cemented carbide, micro-drill and method for producing cemented carbide
JP2015131387A Ultra-high pressure sintered tool having oil feed hole inside flank face
JP2015091627A Cbn cutting tool
JP2015127093A Surface coat boron nitride sintered body tool
KR20160085754A Diamond bonded body, tool provided with same, and method for producing diamond bonded body
JP2016007663A Cutting insert
JP2016003369A Hard coating, cutting tool and method for manufacturing hard coating
JP2016003368A Hard coating, cutting tool and method for manufacturing hard coating
JP2016002617A drill
JP2016001032A Adjustment screw, operating tool, and cutting tool
JP2015226960A Cutting insert and milling cutter
JP2014144533A Tool of cubic boron nitride sintered compact
JP2015209354A Composite sintered compact and surface-covered boron nitride sintered compact tool
JP2015208807A Surface-coated boron nitride sintered body tool
JP2015171675A granulator and granulation method
JP2015139839A cutting tool
JP2015136779A Cutting insert and tip replaceable cutting tool
JP2015136761A Cutting edge replacement-type cutting tool and cutting insert for the same
WO2014156225A1 Cutting insert and face milling cutter using same
WO2014155890A1 Cbn cutting tool manufacturing method and cbn cutting tool