HACHIYO ENGINEERING CO LTD has a total of 19 patent applications. Its first patent ever was published in 1999. It filed its patents most often in WIPO (World Intellectual Property Organization), China and EPO (European Patent Office). Its main competitors in its focus markets thermal processes, environmental technology and audio-visual technology are TROX UK LTD, QINGDAO HISENSE HITACHI AIR CONDITIONING SYS CO LTD and CLIMAVENETA CHATUNION REFRIGERATION EQUIPMENT SHANGHAI CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | WIPO (World Intellectual Property Organization) | 7 | |
#2 | China | 4 | |
#3 | EPO (European Patent Office) | 2 | |
#4 | Republic of Korea | 2 | |
#5 | Australia | 1 | |
#6 | India | 1 | |
#7 | Singapore | 1 | |
#8 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Thermal processes | |
#2 | Environmental technology | |
#3 | Audio-visual technology | |
#4 | Transport | |
#5 | Computer technology | |
#6 | Chemical engineering |
# | Name | Total Patents |
---|---|---|
#1 | Kaneo Hidetoshi | 15 |
#2 | Hidetoshi Kaneo | 3 |
#3 | Shiraiwa Hiroyuki | 3 |
#4 | Kanao Hidetoshi | 1 |
Publication | Filing date | Title |
---|---|---|
CN105026845A | Cooling mechanism for data center | |
CN101939598A | Geothermal apparatus | |
WO2009054234A1 | Dehumidifier system | |
CN101663545A | Absorption-type freezing unit | |
US6619066B1 | Heat pump system of combination of ammonia cycle carbon dioxide cycle |