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OTSUKA KOGYO CO LTD

Overview
  • Total Patents
    31
About

OTSUKA KOGYO CO LTD has a total of 31 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Japan, Germany and France. Its main competitors in its focus markets measurement and mechanical elements are TEXAS LFP LLC, SUZHOU SAIZHIDA INTELLIGENT TECH CO LTD and EDWARDS GEORGE.

Patent filings in countries

World map showing OTSUKA KOGYO CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 28
#2 Germany 1
#3 France 1
#4 United States 1

Patent filings per year

Chart showing OTSUKA KOGYO CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Otsuka Takayuki 11
#2 Otsuka Shigenari 8
#3 Ootsuka Hiroshi 7
#4 Nakagawa Kyoko 6
#5 Otsuka Seitaro 6
#6 Otsuka Kasumi 3
#7 Tonedate Emiko 3
#8 Otsuka Koichi 3
#9 Sugimori Masayoshi 1
#10 Umeda Masahiro 1

Latest patents

Publication Filing date Title
JP2013155551A Reinforcement method of concrete structure
JP2013108295A Roof repair method and roof material
JP2012001875A Protective repair method of concrete structure
JP2010133179A Protection-repair lining construction method for tunnel
JP2005047674A Refuse collecting method and refuse collecting system
JP2001059214A Repairing structure of concrete channel
JP2001020471A Protective structure of concrete structure
JP2000303432A Concrete water-channel
JP2000230226A Repairing structure of concrete channel
JP2000000905A Coating material
JPH11172654A Repairing method of concrete waterway
JPH11140850A Concrete channel
JPH09316822A Snowfall preventing structure fro bridge
JPH0932233A Mounting board
JPH0931944A Waterway for agriculture
JPH0874313A Culvert equipped with snow-dumping port for snow-removal
JPH0748926A Form
JPH06314063A Traffic signal made of metal
JPH0375135A Slippery covering material
JPS6357793A Cathode plate for electrolytic smelting