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HITACHI HOUSETEC CO LTD

Overview
  • Total Patents
    362
About

HITACHI HOUSETEC CO LTD has a total of 362 patent applications. Its first patent ever was published in 2001. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, machines and thermal processes are TSNI P EX I INZH OBORU, ZAOCH INZH STR I and NISHIMURA IND.

Patent filings in countries

World map showing HITACHI HOUSETEC CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 362

Patent filings per year

Chart showing HITACHI HOUSETEC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamashita Hiroshi 52
#2 Katagai Nobuyoshi 38
#3 Hibino Atsushi 36
#4 Koizumi Yuji 31
#5 Nakamura Kenji 29
#6 Mori Tetsutaro 24
#7 Kobayashi Hisahiro 24
#8 Motohashi Akio 24
#9 Tadaoka Eisuke 23
#10 Shinozaki Hiroshi 22

Latest patents

Publication Filing date Title
JP2008279446A Combination treatment septic tank
JP2009138415A Bathroom and bathroom unit
JP2009138383A Drain trap
JP2009138367A Flooring material for bathroom
JP2009138366A Drain outlet member
JP2009133120A Method of installing bathroom unit
JP2009127204A Bathroom unit
JP2009121736A Installation structure of combustion apparatus
JP2009115427A Combustion equipment
JP2009095543A Kitchen cabinet having movable storage part
JP2009095544A Kitchen cabinet
JP2009096082A Method of manufacturing multicolor molded article and multicolor frp molded article manufactured using the manufacturing method
JP2009082847A Aerobic filter bed tank and aerobic filter bed tank operating method
JP2009085477A Combustion device
JP2009085478A Hot water storage type water heater
JP2009067024A Method of manufacturing frp molded product and frp molded product manufactured by using the same
JP2009067288A Ceiling unit jointing structure for rolling stock
JP2009066919A Method of manufacturing frp molded product and frp molded product manufactured by using the same
JP2009066918A Resin sheet, manufacturing method of the same, and molded article with resin sheet
JP2009066116A Bathroom counter and bathroom unit with bathroom counter