Learn more

TANAKA AKIHIRO

Overview
  • Total Patents
    18
About

TANAKA AKIHIRO has a total of 18 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States and Japan. Its main competitors in its focus markets digital networks, audio-visual technology and electrical machinery and energy are CROSS S & T INC, GEN DYNAMICS OTS AEROSPACE INC and RIVERA MANOLO FABIO.

Patent filings in countries

World map showing TANAKA AKIHIROs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Japan 1

Patent filings per year

Chart showing TANAKA AKIHIROs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tanaka Akihiro 18
#2 Tajima Akio 5
#3 Maeda Wakako 4
#4 Takahashi Seigo 4
#5 Kagemoto Hideki 4
#6 Yamaguchi Koichiro 3
#7 Terada Yoshihisa 3
#8 Nakai Yasuo 2
#9 Mori Toshiya 2
#10 Nakanuma Hiroshi 1

Latest patents

Publication Filing date Title
US2014037087A1 Communication device and cryptographic key creation method in cryptographic key sharing system
US2010195831A1 Quantum key distribution system, optical transmitter, optical modulation control circuit, and optical modulation control method
US2008068939A1 Objective lens actuator, diffractive optical element, and optical pickup device
US2007250536A1 Content Start Control Device
US2007071396A1 Content reproduction device
JPH0388908A Inlet and exhaust valve of engine
US4876261A Substituted tetrahydroisoquinoline compounds and composition containing them