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MARUYAMA MIKIO

Overview
  • Total Patents
    13
About

MARUYAMA MIKIO has a total of 13 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets telecommunications, digital networks and computer technology are YOUMAIL INC, ALTIGEN COMMUNICATIONS INC and REDPOINT PTY LTD.

Patent filings in countries

World map showing MARUYAMA MIKIOs patent filings in countries
# Country Total Patents
#1 Japan 9
#2 WIPO (World Intellectual Property Organization) 3
#3 Australia 1

Patent filings per year

Chart showing MARUYAMA MIKIOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Maruyama Mikio 13
#2 Tanaka Shinichiro 4
#3 Itokawa Yutaka 2
#4 Hirata Itsuo 2
#5 Koitabashi Mamoru 1
#6 Kitami Hidekazu 1
#7 Fujimura Kazuo 1
#8 Takeda Akio 1
#9 Fujimura Toji 1
#10 Hirakawa Hiroshi 1

Latest patents

Publication Filing date Title
WO03034251A1 Computer connection method and system
WO02052744A1 Speech transmitting device and method, speech receiving device and method, speech transmitting/receiving system and method, and recorded medium
JP2002158805A Accounting server, accounting method, recording medium storing accounting program, and recording medium storing program
JPH05306517A Boundary pile and rotating tool therefor
JPH0492178A Fundamental structure of hume pipe
JPS62225624A Semi-precast power type retaining wall and its construction
JPS5233290A Manual propulsion apparatus
JPS5233292A Manual propulsion apparatus
JPS5233291A Manual propulsion apparatus
JPS5233293A Manual propulsion apparatus
JPS5221690A Rotary electric circuit set