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HASEGAWA KOGYO KK

Overview
  • Total Patents
    104
  • GoodIP Patent Rank
    140,273
  • Filing trend
    ⇧ 100.0%
About

HASEGAWA KOGYO KK has a total of 104 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 1983. It filed its patents most often in Japan, China and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, machines and mechanical elements are MELIC JONATHAN JONNY, SIST TECNICOS DE ENCOFRADOS SA and MERKEL GERALD.

Patent filings in countries

World map showing HASEGAWA KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 101
#2 China 1
#3 EPO (European Patent Office) 1
#4 United States 1

Patent filings per year

Chart showing HASEGAWA KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Kinoshita Yoshihiko 28
#2 Hachisuga Tadashi 11
#3 Murata Yasuhiro 11
#4 Kobayashi Takuya 9
#5 Ono Hiroaki 8
#6 Oshima Kenichi 7
#7 Touge Naoki 4
#8 Norimatsu Atsufumi 4
#9 Mikawa Tatsumi 4
#10 Inudo Takayuki 4

Latest patents

Publication Filing date Title
JP2020173510A Display system, sales system, and data generation accept system
JP2020160925A Display system and sales system for high lift work device
JP2020133301A Inspection passage
JP2020084414A Ladder body lock structure and ladder body
JP2019167693A Extendable leg device of ladder body
JP2019070264A Ground contact member, and climbing-up/down equipment with ground contact member
JP2017036624A Extendable leg device
JP2017036625A Outrigger type leg device
JP2016065336A Rope holding aid
JP2016044506A Leg lock device of scaffold base
JP2016044505A Lock device of expansion scaffold board
JP2015203272A Pipe fixture and handrail device with the same
JP2015105553A Lift apparatus for panel-like article
JP2015081454A Open stud of stepladder
JP2014173378A Portable type work bench
JP2012241480A Scaffold device
JP2012193561A Locking apparatus for elongation/contraction strut
JP2011084869A Stepladder
JP2011052495A Workbench
JP2010031626A Stepladder