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SOZO KAGAKU KK

Overview
  • Total Patents
    57
About

SOZO KAGAKU KK has a total of 57 patent applications. Its first patent ever was published in 1987. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, machine tools and control are GUNYANG ITT CO LTD, A C I PLASTICS PROPRIETARY LTD and PROGRESSIVE COMPONENTS INT.

Patent filings in countries

World map showing SOZO KAGAKU KKs patent filings in countries

Patent filings per year

Chart showing SOZO KAGAKU KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tatsumi Yoshiaki 26
#2 Miyashita Kinya 26
#3 Hayashi Kazuyuki 20
#4 Miyata Seiichiro 17
#5 Mitani Kazuyuki 10
#6 Hayashi Tomoyuki 6
#7 Matsuoka Tadashi 5
#8 Ogura Minoru 3
#9 Horiuchi Kanju 2
#10 Kuwana Kenji 2

Latest patents

Publication Filing date Title
JP2000243823A Electrostatic chuck
JPH11317174A Cleaning method and cleaning mechanism of ion source insulating flange with gas
JPH10174723A Constitution improving device
JPH105773A Water treating device
JPH08316299A Electrostatic chuck
JPH09205134A Electrostatic chuck
JPH09172057A Electrostatic chuck
JPH09172056A Plasma processing apparatus for semiconductor substrate
JPH0967685A Parallel flat plate electrode for plasma etching
JPH08308860A Metallic crown
JPH08316298A Electrostatic chuck
JPH08279550A Electrostatic chuck
JPH08264514A Bell jar provided with external heating system for plasma treatment device
JPH08250465A Electrode cover for plasma treating device for semiconductor
JPH08153770A Carbon member for semiconductor manufacturing device
JPH08107140A Electrostatic chuck
JPH0875559A Mechanism for securing temperature measuring sensor to semiconductor substrate
JPH0869970A Plasma processing bell jar of semiconductor substrate
JPH0870036A Electrostatic chuck
JPH08250467A Bell jar for treating semiconductor substrate with plasma