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HITACHI FUNMATSU YAKIN KK

Overview
  • Total Patents
    149
About

HITACHI FUNMATSU YAKIN KK has a total of 149 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy, machine tools and mechanical elements are MANGANESE BRONZE LTD, DIAMET KK and NINGBO YINZHOU GULIN XINMU POWDER METALLURGY FACTORY.

Patent filings in countries

World map showing HITACHI FUNMATSU YAKIN KKs patent filings in countries
# Country Total Patents
#1 Japan 149

Patent filings per year

Chart showing HITACHI FUNMATSU YAKIN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hayasaka Tadao 26
#2 Endou Hiroyuki 22
#3 Asaka Kazuo 21
#4 Takeya Yoshiaki 17
#5 Suzuki Naohiro 16
#6 Ikenoue Hiroshi 15
#7 Yomo Hideo 14
#8 Ozawa Shigeru 9
#9 Deyama Sadao 8
#10 Shiyoubu Tsuginori 8

Latest patents

Publication Filing date Title
JPS60251202A Copper infiltration method in double-layered ferrous sintered body
JPS60246527A Sintered core for electromagnetic switch
JPS60241743A Core for flat motor and manufacture thereof
JPS60235412A Manufacture of high-strength dust core
JPS60228656A Wear resistant sintered iron-base material and its manufacture
JPS60181174A Electromagnetic wave shielding coating compound
JPS60169541A Manufacture of precipitation hardening sintered alloy
JPS60162702A Forming method of double-layered molding
JPS60128201A Production of sintered parts coated surface with 2nd phase
JPS60104707A Two-layered valve seat
JPS60100602A Manufacture of thin-walled cylindrical sintered parts
JPS60100603A Manufacture of sintered gear
JPS60100604A Manufacture of composite sintered machine parts
JPS6077903A Method and device for molding powder
JPS6077902A Method and device for molding powder
JPS6039101A Metallic mold for molding powder
JPS604569A Paint for shielding electromagnetic radiation
JPS605808A Sealing method of sintered metallic member
JPS59232563A Head for putter of golf club
JPS59232242A Manufacture of sintered permalloy