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DAIICHI KOSHUHA KOGYO KK

Overview
  • Total Patents
    166
About

DAIICHI KOSHUHA KOGYO KK has a total of 166 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets machine tools, materials and metallurgy and environmental technology are LOADES PLC, ZHAI SHUJI and BRAUN MANUELA.

Patent filings in countries

World map showing DAIICHI KOSHUHA KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 123
#2 United States 8
#3 Germany 7
#4 Netherlands 6
#5 Sweden 6
#6 United Kingdom 5
#7 Brazil 3
#8 Spain 3
#9 Italy 3
#10 Belgium 1
#11 Canada 1

Patent filings per year

Chart showing DAIICHI KOSHUHA KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kawanami Shiyunpei 19
#2 Terasaki Masanori 18
#3 Hanamoto Yukimitsu 17
#4 Watanabe Yasuo 16
#5 Nakaage Susumu 14
#6 Yamaguchi Jiyousuke 11
#7 Kuroki Riyouichi 11
#8 Kobayashi Riyouji 9
#9 Kawanami Shunpei 8
#10 Imoto Takuhiro 8

Latest patents

Publication Filing date Title
JPS62101326A Method and device for manufacturing bend pipe
ES8705737A1 Induction heating method for nuclear power plant pipe line system
IT8520950D0 Induction heating method for nuclear power plant pipe line system
US4687894A Induction heating method and apparatus for relieving residual stress in welded joints in pipe line
JPS61182939A Liquid storage or transportation device
JPS6120626A Bent pipe and its manufacture
JPS617021A Production of heat treated bended tube with straight tube part
JPS617019A Method and device for bending work and heat treatment of metallic pipe
JPS617020A Production of heat treated bended tube with straight tube part
JPS60255930A Heating method and apparatus for improving residual stress in welded part of branched pipe
JPS60222177A Formation of inside surface coating for metallic pipe or the like
JPS60223532A Resin-lined steel sheet pile
JPS60223531A Resin-lined steel sheet pile
JPS60200910A Continuous heat treatment of metallic bar
JPS60200917A Connector for heat treatment of rail
JPS60197823A Method and device for heating for improving residual stress in welded joint part of piping
JPS59213475A Internal lining method of steel pipe
JPS60166124A Plaited bent tube and its manufacturing device
JPS60114564A Surface treatment
JPS60110368A Method and apparatus for applying corrosion-proof coating to inner surface of pipe body