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Koichi Yoshida
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Kyoto, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Tapering method for poromeric polishing pad
Patent number
10,259,099
Issue date
Apr 16, 2019
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Koichi Yoshida
B24 - GRINDING POLISHING
Information
Patent Grant
Thermoplastic poromeric polishing pad
Patent number
10,106,662
Issue date
Oct 23, 2018
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Shuiyuan Luo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Tapered poromeric polishing pad
Patent number
9,925,637
Issue date
Mar 27, 2018
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Koichi Yoshida
B24 - GRINDING POLISHING
Information
Patent Grant
Chemical mechanical polishing composition for polishing a sapphire...
Patent number
9,633,831
Issue date
Apr 25, 2017
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Allen S. Bulick
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Chemical mechanical polishing composition for polishing silicon waf...
Patent number
9,150,759
Issue date
Oct 6, 2015
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Yasuyuki Itai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for chemical mechanical polishing silicon wafers
Patent number
8,980,749
Issue date
Mar 17, 2015
Rohm and Haas Electronic Materials CMP Holdings, Inc.
Yasuyuki Itai
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
AQUEOUS COMPOSITIONS OF LOW DISHING SILICA PARTICLES FOR POLYSILICO...
Publication number
20190185714
Publication date
Jun 20, 2019
Rohm and Haas Electronic Materials CMP Holdings, INC.
Naresh Kumar Penta
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
TAPERING METHOD FOR POROMERIC POLISHING PAD
Publication number
20180036860
Publication date
Feb 8, 2018
Rohm and Haas Electronic Materials CMP Holdings, INC.
Koichi Yoshida
B24 - GRINDING POLISHING
Information
Patent Application
TAPERED POROMERIC POLISHING PAD
Publication number
20180036862
Publication date
Feb 8, 2018
Rohm and Haas Electronic Materials CMP Holdings, INC.
Koichi Yoshida
B24 - GRINDING POLISHING
Information
Patent Application
THERMOPLASTIC POROMERIC POLISHING PAD
Publication number
20180037706
Publication date
Feb 8, 2018
Rohm and Haas Electronic Materials CMP Holdings, INC.
Shuiyuan Luo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CHEMICAL MECHANICAL POLISHING COMPOSITION FOR POLISHING SILICON WAF...
Publication number
20150093900
Publication date
Apr 2, 2015
NITTA HAAS INCORPORATED
Yasuyuki Itai
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CHEMICAL MECHANICAL POLISHING COMPOSITION FOR POLISHING A SAPPHIRE...
Publication number
20150053642
Publication date
Feb 26, 2015
NITTA HAAS INCORPORATED
Allen S. Bulick
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...