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DOWA MINING CO

Overview
  • Total Patents
    2,614
About

DOWA MINING CO has a total of 2,614 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Japan, United States and China. Its main competitors in its focus markets environmental technology, materials and metallurgy and machines are MITSUBISHI MATERIALS CORP, KLUGE CLAUS PETER and CURAMIK ELECTRONICS GMBH.

Patent filings per year

Chart showing DOWA MINING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sugawara Akira 89
#2 Kimura Masami 81
#3 Ishikawa Yuichi 73
#4 Nagata Choju 69
#5 Yoshizawa Hideji 66
#6 Sakuraba Masami 60
#7 Osanai Hideyo 59
#8 Izumikawa Chiaki 53
#9 Kuno Seiichi 52
#10 Ueda Toshio 51

Latest patents

Publication Filing date Title
JP2006283192A High-purity indium
JP2006306723A Gallium arsenide single crystal
JP2006277765A Touch panel and coordinate conversion setting method of touch panel
JP2006231335A Detoxicating treatment of soil
JP2006319349A Magnetic material and its manufacturing method
JP2006237018A Positive electrode material for silver oxide battery, and its manufacturing method
JP2006216986A Semiconductor element
JP2006261126A Zinc alloy powder for alkaline cell
JP2006189463A Inspection method of article surface
WO2006106883A1 Fluorescent substance, fluorescent substance sheet and process for producing the same, and luminescent device using said fluorescent substance
JP2006299409A High-strength/high-conductivity copper alloy having excellent workability, and copper alloy member using the same
CN101146617A Processes for production of organohalogen compound decomposing agents
WO2006101247A1 Processes for production of organohalogen compound decomposing agents
JP2006291356A Ni-sn-p based copper alloy
JP2006279035A Ceramic circuit board and manufacturing method thereof
JP2006292350A Waste disposal method and waste disposal system
JP2006148160A Surface treatment method and semiconductor device
WO2006082891A1 Atmosphere-controlled heat treatment equipment and its operating method
TW200631697A Powder of silver particles and process
JP2006236979A Oxide superconductor thick film and its manufacturing method, and paste used for manufacturing the same