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NITTO SEIKO KK

Overview
  • Total Patents
    1,918
  • GoodIP Patent Rank
    7,832
  • Filing trend
    ⇩ 28.0%
About

NITTO SEIKO KK has a total of 1,918 patent applications. It decreased the IP activity by 28.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and Republic of Korea. Its main competitors in its focus markets machine tools, mechanical elements and environmental technology are PIAS SALES CO LTD, SHINJO SEISAKUSHO KK and OTALU SA.

Patent filings per year

Chart showing NITTO SEIKO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sugiura Hirotada 98
#2 Saito Masayuki 71
#3 Shinkawa Makoto 70
#4 Adachi Masatomo 66
#5 Murakado Hiroshi 57
#6 Kumanaka Tadao 51
#7 Hirose Kiyoshi 49
#8 Yagisawa Masashi 48
#9 Watanabe Takeshi 48
#10 Marui Korehito 47

Latest patents

Publication Filing date Title
WO2021065024A1 Screw fastening structure
JP2019195851A Joining method of metallic member
JP2021007953A Component with flange, and method for pressure-forming the same
JP2021008329A Parts supplier
JP2020196464A Connected bag packaging machine
JP2020195939A Gas-liquid dissolution tank
JP2020196561A Workpiece reversing device
JP2020182989A Screw fastening machine
JP2020178495A Torque limiter
JP2020171933A Method and structure for joining dissimilar metal member
JP2020164313A Supply device
JP2020163445A Method of manufacturing headed part
JP2020163446A Manufacturing method of dissimilar metal joint hollow component
JP2020151390A shower head
JP2020138171A Gas-liquid dissolution tank
JP2020138295A Screw tightening device
JP2020140914A Luminaire
JP2020117255A Fixed amount filling device for liquid to be measured
JP2020107447A Connection terminal in electric wire fuse
JP2020104132A Joining method of a plurality of members and joining structure