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YOKOHAMA SEIKI KK

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    238,008
About

YOKOHAMA SEIKI KK has a total of 28 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Japan. Its main competitors in its focus markets engines, pumps and turbines and environmental technology are SHINBA MICHIO, ESTIR KK and HORIAHIN VOLODYMYR FEDOROVYCH.

Patent filings in countries

World map showing YOKOHAMA SEIKI KKs patent filings in countries
# Country Total Patents
#1 Japan 28

Patent filings per year

Chart showing YOKOHAMA SEIKI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shimizu Kimio 15
#2 Ashida Koichi 7
#3 Otsuka Katsuharu 7
#4 Sekine Sohei 6
#5 Kaiho Toshimitsu 6
#6 Tsuruno Shozo 5
#7 Nakamura Tsutomu 4
#8 Nagano Sohei 3
#9 Sano Toshiyuki 2
#10 Asaumi Norito 2

Latest patents

Publication Filing date Title
JP2020083291A Door for railway vehicle and method of manufacturing the same
JP2015017596A Valve mechanism and external combustion type closed cycle heat engine
JP2013184505A Door system for railway vehicle
JP2012031804A External combustion closed cycle heat engine
JP2011117411A External combustion type closed cycle heat engine
JP2011064121A Multiple cylinder external combustion type closed cycle heat engine with heat recovery device
JP2010164019A External combustion type closed cycle thermal engine
JP2009287490A Sterling engine using reciprocating flow turbine
JP2009006947A Interior panel and its manufacturing method
JP2006051857A Restroom for vehicle, and its molding method
JP2005271759A Interior panel for vehicle
JP2004075054A Lightweight interior trimming panel for vehicle
JP2005028422A Sequential forming method, and article formed by the method
JP2004268765A Interior panel for vehicle
JP2004216571A Trim panel, its forming method and plate-shaped structure using the panel
JP2004075927A High-speed bonding system
JP2004066953A Door for vehicle
JP2003291806A Glass door holding device in elevating window for railroad rolling stock
JP2003291807A Elevating window device for railroad rolling stock
JP2002173023A Outer bellows for preventing fall in car coupling part