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HACHIYO ENGNEERING KK

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    202,133
About

HACHIYO ENGNEERING KK has a total of 36 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Japan. Its main competitors in its focus markets thermal processes, environmental technology and audio-visual technology are KANEKO AKIRA, AHR ENERGY SPA and ZHOU YONGKUI.

Patent filings in countries

World map showing HACHIYO ENGNEERING KKs patent filings in countries
# Country Total Patents
#1 Japan 36

Patent filings per year

Chart showing HACHIYO ENGNEERING KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kanao Hidetoshi 34
#2 Sakamoto Masakazu 1
#3 Kaneo Hidetoshi 1

Latest patents

Publication Filing date Title
JP2017036886A Ammonia refrigeration device
JP2016142514A Thermal storage device
JP2016143095A Server rack and server cooling apparatus
JP2016122744A Server rack and server cooling device
JP2015002711A Air conditioner for greenhouse
JP2013221710A Surface shell body for radiation type heat exchanger, and spatial structure using the same
JP2013130342A Refrigerating device and method for operating the same
JP2013053772A Air conditioning device
JP2011099568A Air circulation system in refrigerator
JP2011075206A Heat pump system generating a plurality of systems of warm water with different temperature
JP2011067125A Ice cream producing apparatus
JP2010078193A Desiccant air conditioning device
JP2010041979A Heat retention system of aquaculture pond for eel
JP2008045803A Energy-saving air conditioning system
JP2007120847A Ceiling cooling system
JP2007024442A Cooling method and cooling facility
JP2006284122A Refrigerating device
JP2006275448A Heterogeneous refrigerant combined refrigerating system
JP2006112706A Duct device for supplying dehumidified air
JP2006029744A Centralized air conditioner