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MARUYAMA SHIGEO

Overview
  • Total Patents
    13
About

MARUYAMA SHIGEO has a total of 13 patent applications. Its first patent ever was published in 1978. It filed its patents most often in United States and Japan. Its main competitors in its focus markets micro-structure and nano-technology, materials and metallurgy and machines are HARUTYUNYAN AVETIK, HATA KENJI and CATALYTIC MATERIALS LLC.

Patent filings in countries

World map showing MARUYAMA SHIGEOs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Japan 4

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Maruyama Shigeo 13
#2 Chiashi Shohei 2
#3 Yoshikawa Masahito 2
#4 Murakami Yoichi 2
#5 Yamakita Shigehrio 1
#6 Terasawa Masami 1
#7 Sato Tadashi 1
#8 Xiang Rong 1
#9 Okubo Tatsuya 1
#10 Nishimura Kunio 1

Latest patents

Publication Filing date Title
JP2015077372A Umbrella holder
JP2006208692A Method of distributing music, and device
US2006024227A1 Array of single-walled carbon nanotubes and process for preparaton thereof
US2006083674A1 Method for forming catalyst metal particles for production of single-walled carbon nanotube
JPS6046834A Reproducing method of metallic can
JPS5548434A Regeneration method of metallic can