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YAMAOKA MASARU

Overview
  • Total Patents
    16
About

YAMAOKA MASARU has a total of 16 patent applications. Its first patent ever was published in 1992. It filed its patents most often in United States and Japan. Its main competitors in its focus markets audio-visual technology, telecommunications and digital networks are INFINITE DATA STORAGE LTD, TAJIMA HIDEHARU and ASAKA CO LTD.

Patent filings in countries

World map showing YAMAOKA MASARUs patent filings in countries
# Country Total Patents
#1 United States 13
#2 Japan 3

Patent filings per year

Chart showing YAMAOKA MASARUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamaoka Masaru 15
#2 Usui Makoto 6
#3 Shoji Mamoru 4
#4 Matsumoto Michihiro 3
#5 Oshima Mitsuaki 3
#6 Sato Takahiro 2
#7 Ohnishi Toshiaki 2
#8 Takagi Yuji 2
#9 Nishikiori Keiji 2
#10 Ohira Tomoaki 2

Latest patents

Publication Filing date Title
US2012164944A1 Communication apparatus and communication method
US2012096326A1 Optical disk reproduction apparatus, optical disk reproduction method, reproduction processing device and reproduction processing method
US2011103214A1 Data recording medium, server device using the same, and method of managing use of data recording medium
US2011004891A1 Information recording device, information reproducing device, and information recording medium
US2010169927A1 Program recommendation system, program view terminal, program view program, program view method, program recommendation server, program recommendation program, and program recommendation method
US2007294714A1 Identification-information recording system, management unit, recording unit and recording control circuit
US2006248203A1 Program reservation-and-recording device, information-providing server, program reservation-information management server, program reception device, and program reservation recording system
JP2003277775A Process for producing low-pollution fuel
JP2000026871A Low-pollution fuel composition
JPH05285215A Device provided with a film of Ti-Al-N composition