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HITACHI MACH & ENG LTD

Overview
  • Total Patents
    12
About

HITACHI MACH & ENG LTD has a total of 12 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Japan and China. Its main competitors in its focus markets electrical machinery and energy and environmental technology are JIANGSU HUAFU POWER STORAGE NEW TECHNOLOGY DEV CO LTD, VARLEY DRY ACCUMULATORS LTD and CHLORIDE ALCAD LTD.

Patent filings in countries

World map showing HITACHI MACH & ENG LTDs patent filings in countries
# Country Total Patents
#1 Japan 11
#2 China 1

Patent filings per year

Chart showing HITACHI MACH & ENG LTDs patent filings per year from 1900 to 2020

Focus technologies

# Technology
#1 Batteries
#2 Reduction of greenhouse gas emissions

Top inventors

# Name Total Patents
#1 Sasaki Takuya 3
#2 Ishiguro Shozo 3
#3 Kon Hideki 3
#4 Tokunaga Tou 2
#5 Asahi Kiyotaka 2
#6 Noda Tsuneo 2
#7 Shimizu Makoto 2
#8 Otake Tetsuya 2
#9 Kaneko Toshihiko 1
#10 Nakahachi Takashi 1

Latest patents

Publication Filing date Title
JPH08206735A Straightening machine
JPH08206734A Straightening machine
JPH0724860A Drilled roll and calender
JPH079470A Method, device, and installation for calendering thermoplastic resin
JPH06328575A Calender structure and use thereof
JPH06328483A Calender structure and use thereof
JPH0629029A Fuel cell operating method
JPH05251091A Separator for methanol fuel cell
JPS62282680A Aquatic-life adhesion preventive device in seawaters utilizing apparatus
JPS62282681A Aquatic-life adhesion preventive device in seawaters utilizing apparatus
JPS62282679A Aquatic-life adhesion preventive device in seawaters utilizing apparatus