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NIPPON MINING CO LTD

Overview
  • Total Patents
    296
About

NIPPON MINING CO LTD has a total of 296 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Japan, Australia and France. Its main competitors in its focus markets materials and metallurgy, environmental technology and basic materials chemistry are NIKKO KINZOKU KK, WAH CHANG CORP and PANZHIHUA NEW STEEL & VANADIUM.

Patent filings per year

Chart showing NIPPON MINING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fukamachi Kazuhiko 48
#2 Shirokabe Yasuhiro 45
#3 Yuki Norio 24
#4 Eto Masatoshi 20
#5 Nakamura Iseo 19
#6 Uesugi Heiji 15
#7 Toe Tamio 12
#8 Ogata Takashi 10
#9 Taki Chihiro 7
#10 So Hidehiko 7

Latest patents

Publication Filing date Title
TWI250216B Fe-Ni-Co alloy for completely flat mask of press-formed type, and completely flat mask and color cathode-ray tube using the same
US5336392A Method for preparation of a Zn-Ni electroplating or hot-dip galvanizing bath using a Zn-Ni alloy, and method for producing a Zn-Ni alloy
US5311034A Indium phosphide Gunn diode with dopant gradient
JPH04226091A Gunn diode
JPH04230292A Production of highly pure alkyl phosphine
JPH04227723A Production of trifluoropropylene oxide polymer
JPH04219617A Manufacture of floating type magnetic head
JPH04214603A Non-magnetic substrate for magnetic head
JPH04233697A Fire detector
JPH04233739A Field-effect transistor
JPH04232256A Device for forming thin film
JPH04232260A W-ti alloy target and its manufacture
JPH04231445A Production of electrifying material
JPH04231446A Conductive material
JPH04231417A Production of lead frame material
JPH04231420A Production of lead frame material
JPH04231432A Electrifying material
JPH04231430A Electrifying material
JPH04231444A Production of electrifying material
JPH04225826A Vertical type multistage stirring tank and method of copper replenishing to chemical copper plating solution using the stirring tank