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COVALENT MATERIALS CORP

Overview
  • Total Patents
    639
  • GoodIP Patent Rank
    74,018
About

COVALENT MATERIALS CORP has a total of 639 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Japan, United States and Republic of Korea. Its main competitors in its focus markets semiconductors, machines and surface technology and coating are TRS TECHNOLOGIES INC, HEXATECH INC and COORSTEK KK.

Patent filings per year

Chart showing COVALENT MATERIALS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Komiyama Jun 57
#2 Isogai Hiromichi 54
#3 Senda Takeshi 51
#4 Toyoda Eiji 46
#5 Suzuki Shunichi 44
#6 Sensai Koji 41
#7 Abe Yoshihisa 41
#8 Araki Koji 39
#9 Yoshida Akira 35
#10 Aoki Tatsuhiko 32

Latest patents

Publication Filing date Title
KR20160004214A Heat insulator
KR20160000435A Heat insulating material
JP2015207771A compound semiconductor substrate
KR20150103637A Sintered compact for wavelength conversion
JP2015221732A Quartz glass crucible
JP2015193490A Corrosion resistant member
JP2015194391A Method for measuring carbon concentration in nitride semiconductor and method for manufacturing nitride semiconductor
JP2015174803A Method for manufacturing quartz glass crucible and quartz glass crucible
JP2015034120A Alumina-ceramics member
JP2015159202A focus ring
JP2014132084A Ceramic composite
JP2015147688A Manufacturing method of quartz glass crucible, and quartz glass crucible
JP2015145323A Silica aeration body
JP2014208566A Low thermal conduction silicon carbide sintered compact and production method thereof
JP2015123028A Cell culture module and cell culture method
JP2015093814A Protective tube material for metal melting furnace, protective tube for metal melting furnace and manufacturing method therefor
JP2015077567A Module
JP2015060898A Wafer mounting member
JP2015053435A Vertical wafer boat
JP2015036346A Composite refractory heat-resistant material