Norihiko Miyata

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Shorjiri, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composition for polishing magnetic disk substrate
- Patent number 6,569,215
- Issue date May 27, 2003
- Showa Denko Kabushiki Kaisha
- Norihiko Miyata
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive composition substrate for magnetic recording disks and pro...
- Patent number 6,478,837
- Issue date Nov 12, 2002
- Showa Denko K.K.
- Norihiko Miyata
- G11 - INFORMATION STORAGE
Information Patent Grant
Abrasive composition for polishing magnetic recording disk substrates
- Patent number 6,478,835
- Issue date Nov 12, 2002
- Showa Denko K.K.
- Norihiko Miyata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Abrasive composition for disc substrate, and process for polishing...
- Patent number 6,152,976
- Issue date Nov 28, 2000
- Showa Denko Kabushiki Kaisha
- Ken Ishitobi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Polishing composition
- Publication number 20050028449
- Publication date Feb 10, 2005
- Norihiko Miyata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Abrasive composition for polishing magnetic recording disk substrates
- Publication number 20020002797
- Publication date Jan 10, 2002
- Norihiko Miyata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Composition for polishing magnetic disk substrate
- Publication number 20010049913
- Publication date Dec 13, 2001
- Norihiko Miyata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Composition and method for polishing magnetic disk substrate, and m...
- Publication number 20010029705
- Publication date Oct 18, 2001
- Norihiko Miyata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...