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OKUBO AKIRA

Overview
  • Total Patents
    15
About

OKUBO AKIRA has a total of 15 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Japan and United States. Its main competitors in its focus markets telecommunications and digital networks are DREVON NICOLAS, BURBIDGE RICHARD CHARLES and WILDFIRE EXCHANGE INC.

Patent filings in countries

World map showing OKUBO AKIRAs patent filings in countries
# Country Total Patents
#1 Japan 13
#2 United States 2

Patent filings per year

Chart showing OKUBO AKIRAs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Okubo Akira 14
#2 Kuroda Masahiro 2
#3 Ookubo Akira 1
#4 Ishibashi Kouichi 1
#5 Sato Nobushige 1
#6 Nagafune Juichi 1

Latest patents

Publication Filing date Title
JP2013036176A Expansion device used for bridge and manufacturing method for the same
JP2011148961A Fireproof coating, fireproof coating film, and method for repairing building material
JP2010187654A Tea
JP2007046365A Joint portion structure of bridge
JP2006336325A Raw water conveyance device
JP2005213861A Water-retentive pavement material and pavement structure using it
JP2004068490A Connection device for waterproofing concrete structure
JP2001329697A Water leakage treatment method
JPH10234318A Production of heated gelled food
JPS6279009A Boneless umbrella capable of being assembled and disassembled
JPS6221964A Injection of adhesive in crack
JPS61109869A Injection of adhesive
JPS58150458A Apparatus for applying pattern to sheet like material such as fusuma or wallparer