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HITACHI PLANT MECH CO LTD

Overview
  • Total Patents
    61
  • GoodIP Patent Rank
    24,093
  • Filing trend
    ⇩ 68.0%
About

HITACHI PLANT MECH CO LTD has a total of 61 patent applications. It decreased the IP activity by 68.0%. Its first patent ever was published in 2014. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets environmental technology, mechanical elements and thermal processes are SAMTEC KK, ALCRYS FLUID CONTROL & SERVICES and HYDROSTOR INC.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Yoshida Jun 24
#2 Mimaki Yukihiro 13
#3 Takahashi Tsuyoshi 9
#4 Kishimoto Shiko 8
#5 Kawajiri Eisaku 7
#6 Yoshida Yutaka 7
#7 Takahashi Kazuo 7
#8 Kaneko Takayuki 6
#9 Monde Masanori 5
#10 Sato Yuzo 5

Latest patents

Publication Filing date Title
JP2021001081A Pendulum length setting device used for swing preventive control of crane
JP2020008280A Treatment method of refuse in pit of refuse treatment plant
JP2020109385A Sensing method for automatically mounting cylindrical product on moving body skid
JP2020079628A High-pressure hydrogen expansion turbin type filling system
WO2020084725A1 Air-refrigerant type refrigeration system
JP2019189398A Overhead crane for carrying steel billet
JP2019127374A Measuring device of pendulum length used for swing prevention control of crane
JP2019127375A Crane collision prevention device
JP2019127373A Crane work area registration device
JP2019127372A Crane work area safety confirmation device
JP2019120462A Artificial snowfall device
JP2019069804A Elimination device of bridge in powder and grain storage container and rathole
JP2019052019A Method for determining coil gripping position of coil transportation automatic crane
JP2019045424A Snowfall device
JP2019045423A Rainfall device
JP2018021669A High-pressure hydrogen expansion turbine type filling system
JP2019037024A Igbt lifetime prediction method for inverter in crane, and device therefor
JP2019001586A Hydraulic control system for hydraulic bucket
JP2018193152A Pendulum length setting device used for controlling crane swinging stop
JP2018162147A Cable reel for crane