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OOPACK KK

Overview
  • Total Patents
    15
About

OOPACK KK has a total of 15 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Japan. Its main competitors in its focus markets electrical machinery and energy are OOPATSUKU KK, SUGIYAMA SEISAKUSHO KK and TAIWAN LONG HAWN ENTPR CO.

Patent filings in countries

World map showing OOPACK KKs patent filings in countries
# Country Total Patents
#1 Japan 15

Patent filings per year

Chart showing OOPACK KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yoshida Makoto 7
#2 Baba Satoru 5
#3 Abe Toru 5
#4 Ashimura Shinya 4
#5 Yoshida Ken 4
#6 Yamaguchi Mitsuhiko 3
#7 Suwa Masakazu 2
#8 Gotou Mitsutatsu 2
#9 Okamoto Souichirou 1
#10 Hasegawa Kenji 1

Latest patents

Publication Filing date Title
JPH114563A Carbon brush
JPH0973966A Brush support device
JPH0974728A Generator
JPH08138204A Perpendicular magnetic recording head
JPH0865967A Flat commutator
JPH0865966A Flat commutator and manufacture thereof
JPH072256A Bag for powder/grains and manufacture thereof
JPH02294394A Lubricant agent for electric contact
JPH0294381A Manufacture of multi-layer brush
JPH0286081A Two-layer brush and manufacture thereof
JPH0286083A Manufacture of multi-layer brush
JPH01321844A Metallized graphite brush
JPS6449712A Contact and sliding material and manufacture thereof
JPS61287102A Slide electric contact
JPS61280752A Brushless dc rotary electric machine