Learn more

HITACHI VALVE LTD

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    241,340
About

HITACHI VALVE LTD has a total of 24 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Japan and China. Its main competitors in its focus markets mechanical elements are SOURDILLON SA MATRICAGE ET ROB, RAYMOR PTY LTD and BEREZNAI.

Patent filings in countries

World map showing HITACHI VALVE LTDs patent filings in countries
# Country Total Patents
#1 Japan 23
#2 China 1

Patent filings per year

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

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

Top inventors

# Name Total Patents
#1 Kazama Yoichiro 18
#2 Nishitani Satoshi 5
#3 Nomura Yasuhiro 4
#4 Nakanishi Hiroyuki 3
#5 Kondo Yasushi 3
#6 Mori Masahiro 3
#7 Nakagawa Masato 2
#8 Takada Eiji 1
#9 Takeuchi Yoshiki 1
#10 Ando Toshio 1

Latest patents

Publication Filing date Title
JP2015218743A Valve gear
JP2014219088A Valve device
JP2010174911A On-off valve
JP2009115220A Motor-operated control valve
JP2008290756A Water leakage preventing device
JP2008256416A Flow detector
JP2007218433A Actuator for emergency shut-off valve
JP2008045855A Controller for fan coil unit
JP2007154929A Bellows valve
JP2006009855A Ball valve
JP2006009830A Ball valve made of resin
JP2005020967A Actuator for shut off valve
JP2004347019A Automatic drain valve
JP2004232821A Actuator for valve
JP2004236479A Actuator for cut-off valve
JP2004125185A Control device for fan coil unit
JP2004069091A Controlling equipment for fan coil unit
JP2002268702A Electric controller
JP2002147625A Three-way check valve
JP2002115748A Actuator