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MARUYAMA TSUKASA

Overview
  • Total Patents
    12
About

MARUYAMA TSUKASA has a total of 12 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States and Japan. Its main competitors in its focus markets electrical machinery and energy, environmental technology and semiconductors are SANYO ELECTRONIC COMPONENTS CO, INTERNATIONAL FRONTIER TECH LABORATORY INC and EXEGER SWEDEN AB.

Patent filings in countries

World map showing MARUYAMA TSUKASAs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Japan 3

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Maruyama Tsukasa 12
#2 Ikuta Tetsuya 3
#3 Gotoh Masahiro 1
#4 Sekine Yuko 1

Latest patents

Publication Filing date Title
US2007228949A1 Light emitting device and method for producing same
US2007275546A1 Electrolyte for photovoltaic device as well as photovoltaic device and dye-sensitized solar cell including that electrolyte
JP2001239942A Portable baby buggy
JPH09201214A Safety umbrella
JPS61192265A Forming of edible meat using chicken, or such, as raw material