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OHKUCHI MAT CO LTD

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    43,315
  • Filing trend
    ⇩ 16.0%
About

OHKUCHI MAT CO LTD has a total of 36 patent applications. It decreased the IP activity by 16.0%. Its first patent ever was published in 2014. It filed its patents most often in United States, Republic of Korea and China. Its main competitors in its focus markets semiconductors, audio-visual technology and optics are TAIWAN SEMICONDUCTOR MANFACTUR, THIN FILM MODULE INC and OKA SEIJI.

Patent filings in countries

World map showing OHKUCHI MAT CO LTDs patent filings in countries
# Country Total Patents
#1 United States 18
#2 Republic of Korea 10
#3 China 8

Patent filings per year

Chart showing OHKUCHI MAT CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hishiki Kaoru 29
#2 Otaki Keiichi 21
#3 Tomeoka Kotaro 21
#4 Sasaki Hidehiko 21
#5 Iidani Ichinori 7
#6 Kidoguchi Shunichi 2
#7 Fukuzaki Jun 1
#8 Hosomomi Shigeru 1
#9 Yoshimoto Ryouichi 1
#10 Ookawauchi Ryuuji 1