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EIWA KOGYO KK

Overview
  • Total Patents
    14
About

EIWA KOGYO KK has a total of 14 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are SALDAEV ALEKSANDR M, INST OF METAL CORROSION AND PR and MOLDAVSKIJ NII POCHVOVEDENIYA.

Patent filings in countries

World map showing EIWA KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 14

Patent filings per year

Chart showing EIWA KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Matsuda Atsushi 4
#2 Kobayashi Toru 3
#3 Hasegawa Yasuyuki 2
#4 Nakajima Yuji 2
#5 Kasakura Hideaki 2
#6 Sugie Hitoshi 2
#7 Masuno Shigenori 1
#8 Kadotami Kazunori 1
#9 Arikawa Masako 1
#10 Watanabe Yoshiyuki 1

Latest patents

Publication Filing date Title
JP2005000773A Water treatment apparatus and water treatment method
JP2002349046A Floor pier foundation
JP2003047938A Garbage treatment machine
JP2001107540A Fixture for floor joist and flooring, and floor structure
JP2000034852A Hinge
JP2000018598A Contamination prevention apparatus for range
JPH1043413A Ball feeding device for ball game machine
JPH0967972A Hinge
JPH08193452A Hinge
JPH08193453A Hinge
JPH07324418A Floor post foundation
JPS6050332A Air supplying device
JPS5710039A Mixing damper for twin-duct system
JPS553557A Three-way damper