Haruhiko Doi

Person

Wakayama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Polishing liquid composition for silicon oxide film
- Patent number 11,814,547
- Issue date Nov 14, 2023
- Kao Corporation
- Haruhiko Doi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polishing composition for silicon oxide film
- Patent number 10,703,935
- Issue date Jul 7, 2020
- Kao Corporation
- Haruhiko Doi
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing liquid composition for magnetic-disk substrate
- Patent number 9,070,399
- Issue date Jun 30, 2015
- Kao Corporation
- Takeshi Hamaguchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for manufacturing an aluminosilicate glass substrate for har...
- Patent number 9,053,736
- Issue date Jun 9, 2015
- Kao Corporation
- Haruhiko Doi
- G11 - INFORMATION STORAGE
Information Patent Grant
Polishing composition for magnetic disk substrate
- Patent number 8,834,589
- Issue date Sep 16, 2014
- Kao Corporation
- Yoshiaki Oshima
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
POLISHING LIQUID COMPOSITION FOR SILICON OXIDE FILM
- Publication number 20220002588
- Publication date Jan 6, 2022
- KAO CORPORATION
- Haruhiko DOI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLISHING LIQUID COMPOSITION
- Publication number 20200024481
- Publication date Jan 23, 2020
- KAO CORPORATION
- Haruhiko DOI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
POLISHING LIQUID COMPOSITION
- Publication number 20190241766
- Publication date Aug 8, 2019
- KAO CORPORATION
- Haruhiko DOI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLISHING COMPOSITION FOR SILICON OXIDE FILM
- Publication number 20170292038
- Publication date Oct 12, 2017
- KAO CORPORATION
- Haruhiko DOI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLISHING COMPOSITION FOR MAGNETIC DISK SUBSTRATE
- Publication number 20140346138
- Publication date Nov 27, 2014
- Yoshiaki OSHIMA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLISHING LIQUID COMPOSITION FOR MAGNETIC DISK SUBSTRATE
- Publication number 20140335763
- Publication date Nov 13, 2014
- Yoshiaki OSHIMA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD FOR MANUFACTURING AN ALUMINOSILICATE GLASS SUBSTRATE FOR HAR...
- Publication number 20130032571
- Publication date Feb 7, 2013
- KAO CORPORATION
- Haruhiko Doi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLISHING LIQUID COMPOSITION FOR MAGNETIC-DISK SUBSTRATE
- Publication number 20110240594
- Publication date Oct 6, 2011
- Takeshi Hamaguchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
POLISHING LIQUID COMPOSITION FOR MAGNETIC DISK SUBSTRATE
- Publication number 20110203186
- Publication date Aug 25, 2011
- Yoshiaki Oshima
- B24 - GRINDING POLISHING
Information Patent Application
Polishing composition for magnetic disk substrate
- Publication number 20070254563
- Publication date Nov 1, 2007
- Kao Corporation.
- Yoshiaki Oshima
- G11 - INFORMATION STORAGE

Haruhiko Doi

Person

Patents Grantslast 30 patents

Polishing liquid composition for silicon oxide film

Polishing composition for silicon oxide film

Polishing liquid composition for magnetic-disk substrate

Method for manufacturing an aluminosilicate glass substrate for har...

Polishing composition for magnetic disk substrate

Patents Applicationslast 30 patents

POLISHING LIQUID COMPOSITION FOR SILICON OXIDE FILM

POLISHING LIQUID COMPOSITION

POLISHING LIQUID COMPOSITION

POLISHING COMPOSITION FOR SILICON OXIDE FILM

POLISHING COMPOSITION FOR MAGNETIC DISK SUBSTRATE

POLISHING LIQUID COMPOSITION FOR MAGNETIC DISK SUBSTRATE

METHOD FOR MANUFACTURING AN ALUMINOSILICATE GLASS SUBSTRATE FOR HAR...

POLISHING LIQUID COMPOSITION FOR MAGNETIC-DISK SUBSTRATE

POLISHING LIQUID COMPOSITION FOR MAGNETIC DISK SUBSTRATE

Polishing composition for magnetic disk substrate