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TANAKA YUUJI

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    179,571
  • Filing trend
    ⇧ 100.0%
About

TANAKA YUUJI has a total of 19 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 1971. It filed its patents most often in United States and Japan. Its main competitors in its focus markets semiconductors, environmental technology and electrical machinery and energy are FUJIWARA HITOSHI, HIROSE HIDEKAZU and HEUFT MATTHEW A.

Patent filings in countries

World map showing TANAKA YUUJIs patent filings in countries
# Country Total Patents
#1 United States 15
#2 Japan 4

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Tanaka Yuuji 18
#2 Kanei Naomichi 7
#3 Horiuchi Tamotsu 5
#4 Suzuki Shigeyo 5
#5 Nagai Kazukiyo 4
#6 Koizuka Yuusuke 3
#7 Ide Takahiro 3
#8 Suzuki Tetsuro 3
#9 Kino Tokushige 3
#10 Matsuyama Tsuyoshi 3

Latest patents

Publication Filing date Title
US5218149A Body unit for a string musical instrument
JPS5959182A Method for keeping freshness and preventing oxidation of raw fish or cattle meat
JPS568482A Freezing mixture
JPS5494755A Sanitary sewage purifier
JPS53107776A Separator for oillcontaining waste water