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TONE KOJI KK

Overview
  • Total Patents
    11
About

TONE KOJI KK has a total of 11 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering are EMUZU KK, NAKAKAWANISHI TADASHI and DATC EUROP.

Patent filings in countries

World map showing TONE KOJI KKs patent filings in countries
# Country Total Patents
#1 Japan 11

Patent filings per year

Chart showing TONE KOJI KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Foundations and excavations
#2 Earth drilling

Top inventors

# Name Total Patents
#1 Kikuchi Tadashi 3
#2 Bou Naoki 3
#3 Uchida Yutaka 2
#4 Yusa Kiyoshi 2
#5 Kawachi Hideyuki 2
#6 Ozaki Masaatsu 1
#7 Amano Hiramitsu 1
#8 Suzuki Akira 1
#9 Kamata Akinori 1

Latest patents

Publication Filing date Title
JPH02210114A Executing method of work of anchor
JPS62164993A Lost circulation preventive agent
JPS6217293A Lost circulation preventive agent
JPS6164990A Auger bit for controlling flowing-in soil and sand
JPS60119816A Formation of continuous pile
JPS566824A Fixing device for steel wire in boring hole
JPS53110209A Method of improving ground
JPS5321810A Column linked underground wall construction method
JPS52137101A Method of indicating operating state of excavator
JPS52104401A Air reversing type boring system
JPS522015A Sheathing method