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HAMANAKA NUT MFG

Overview
  • Total Patents
    63
About

HAMANAKA NUT MFG has a total of 63 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are CHANGDE XIANGDA ENV TECH CO LTD, TECHNO OOTE KK and FLYING TIGER TEXTILE MACHINERY CO LTD.

Patent filings in countries

World map showing HAMANAKA NUT MFGs patent filings in countries
# Country Total Patents
#1 Japan 63

Patent filings per year

Chart showing HAMANAKA NUT MFGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Hamanaka Shigenobu 56
#2 Fuji Masayuki 6
#3 Katsuki Manabu 4
#4 Tanaka Keigo 3
#5 Nishio Sadao 3
#6 Kuromatsu Tetsuo 2
#7 Tane Norihiro 2
#8 Hamada Kaneaki 2
#9 Kusafuka Hiromichi 1

Latest patents

Publication Filing date Title
JP2013040550A Screw-knotted reinforcement and method of manufacturing the same
JP2013096521A Self-lock nut
JP2013029119A Bolt
JP2012077836A Nut, nut forming tap and nut processing method
JP2012077837A Bolt, screw roll-forming die, and roll-forming method of bolt
JP2012052579A Hexagon cap nut
JP2012017834A Cap nut
JP2012017833A Cap nut
JP2012017832A Fastening structure
JP2012011528A Tap
JP2011231911A Fastening structure
JP2011220387A Screw looseness preventive structure
JP2011195918A Steel nut and method of manufacturing the same
JP2011094195A Nonmagnetic high strength stainless steel nut having excellent corrosion resistance
JP2011052479A Brace
JP2010164128A Female screw part
JP2010162576A Hot forged stainless steel nut
JP2009115251A Bolt and nut
JP2008149392A Cutting device
JP2007191270A Storage method for work piece