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NIPPON KAMOTSU TETSUDO KK

Overview
  • Total Patents
    12
About

NIPPON KAMOTSU TETSUDO KK has a total of 12 patent applications. Its first patent ever was published in 1988. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are SU HAOHONG, KARLOS GEORGIOS and XI'AN INTEVIEW INFORMATION AND TECH CO LTD.

Patent filings in countries

World map showing NIPPON KAMOTSU TETSUDO KKs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing NIPPON KAMOTSU TETSUDO KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Saegusa Osao 3
#2 Kondo Masahide 3
#3 Wakita Noboru 2
#4 Nakagawa Toshiyuki 2
#5 Yamamoto Hiroyuki 2
#6 Sakata Masaru 2
#7 Iizuka Hideo 2
#8 Ochi Iwao 1
#9 Sekine Akiyoshi 1
#10 Shimizu Haruo 1

Latest patents

Publication Filing date Title
JPH1120951A Container control system in terminal yard
JPH09268502A Crosstie
JPH07216801A Metal sleeper with sound reducing performance and vibration damping performance and manufacture thereof
JPH05319249A Brake device of rolling stock
JPH0672330A Connection device of combine transport vehicle
JPH05238793A Cold-laid mixture of large-grain-size aggregate
JPH0560812A Insulation testing device for railway rolling stock
JPH0558292A Circuit tester for rolling stock
JPH0558291A Roller bearing extracting device
JPH05293746A Polisher with stepped shaft
JPH04327135A Pallet and transfer method therewith
JPH02171402A Turnout passing mechanism on portable track inspection/ measurement device