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TEIKOKU CARBON IND

Overview
  • Total Patents
    23
About

TEIKOKU CARBON IND has a total of 23 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Japan, Republic of Korea and France. Its main competitors in its focus markets transport, electrical machinery and energy and materials and metallurgy are GIACOMO SOMAJNI, PINTO DOS SANTOS JOSE and POWER SUPERCONDUCTOR APPLIC CO.

Patent filings in countries

World map showing TEIKOKU CARBON INDs patent filings in countries
# Country Total Patents
#1 Japan 19
#2 Republic of Korea 2
#3 France 1
#4 United States 1

Patent filings per year

Chart showing TEIKOKU CARBON INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Azetsu Tsuneki 15
#2 Azetsu Iwao 11
#3 Azetsu Hideaki 9
#4 Fukuhara Kunio 5
#5 Kihara Yasuo 4
#6 Aoki Sumihisa 3
#7 Azetsu Kentaro 2
#8 Teraoka Toshio 2
#9 Seki Makoto 1
#10 Matsui Kohei 1

Latest patents

Publication Filing date Title
KR20030012976A A collector shoe manufactured by powder matallugical material and that method
JP2001234265A Current collector made of sintered alloy, and producing method for sintered alloy for current collector
JP2000350303A Carbon based slider for pantograph
JP2000061612A Composite carbon contact strip for pantograph
JPH10279971A Solid lubricant for pantograph of electric car
JPH09213444A Pocketless brush
JPH09209191A Slip ring
JPH06158219A Production of iron-copper wear resistant sintered alloy for current correction and sliding
JPH0649510A Production of wear-resistant sintered alloy for current colecting slider
JPH0633163A Manufacture of copper series wear resistant sintered alloy for collecting and sliding
JPH05320817A Manufacture of wear resistant sintered alloy for current collecting and sliding
JPH05287318A Production of carbonaceous collecting sliding material
JPH05239486A Production of solid lubricant for pantagraph slider
JPH03170639A Manufacture of ferrous wear-resistant sintered alloy for current collecting and sliding
JPH0265603A Lightweight, composite and wear-resistant sliding current collector
JPS6390596A Production of solid lubricant for pantograph sliding plate
JPS62284036A Production of wear resistant sintered ferrous alloy for sliding for current collection use
JPS6210238A Manufacture of wear resistant sintered iron alloy for sliding current collector
JPS60238402A Production of sliding material for current collection
JPS58224138A Manufacture of sintered material for collector for traveling in low-speed region