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YAMAMOTO KOUJI

Overview
  • Total Patents
    13
About

YAMAMOTO KOUJI has a total of 13 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan and United States. Its main competitors in its focus markets audio-visual technology, environmental technology and telecommunications are PHILIPS ELECTRONICS UK LTD, SAMSUNG ELECTONICS CO LTD and LEE JONG-HO.

Patent filings in countries

World map showing YAMAMOTO KOUJIs patent filings in countries
# Country Total Patents
#1 Japan 8
#2 United States 5

Patent filings per year

Chart showing YAMAMOTO KOUJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamamoto Kouji 10
#2 Sakamoto Toshio 2
#3 Kaida Hidetoshi 1
#4 Morinaga Eiichiro 1
#5 Aono Masao 1
#6 Inoue Masaki 1
#7 Amano Mitsuyasu 1
#8 Higuchi Hirofumi 1
#9 Shibata Katsuhiro 1
#10 Hosoi Takafumi 1

Latest patents

Publication Filing date Title
US2013065653A1 Mobile communication terminal apparatus, method of controlling power consumption of mobile communication terminal apparatus, and recording medium
JPS60259234A Broom and its production
JPS60156417A Carpet extending machine
JPS58189060A Pasting roll
JPS58192794A Cutter for starch mangle
JPS5782304A Point for filling tooth root cavity
JPS5424981A Method of treating waste rubber tire
JPS5328618A Method of producing concrete by applying electromagnetic force
JPS51136310A Method of rapidly solidifying group of piles