Shigeto Oiri

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium having a magnetic layer and a coating the...
- Patent number 6,274,227
- Issue date Aug 14, 2001
- Imation Corp.
- Shigeto Oiri
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Magnetic recording medium having a magnetic layer and a partially-f...
- Patent number 5,840,410
- Issue date Nov 24, 1998
- Imation Corp.
- Shigeto Oiri
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High recording density magnetic recording medium having an undercoa...
- Patent number 5,612,122
- Issue date Mar 18, 1997
- Imation Corp.
- Yoji Tsukamoto
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic recording medium having a magnetic layer and a coating the...
- Publication number 20010051286
- Publication date Dec 13, 2001
- Shigeto Oiri
- G11 - INFORMATION STORAGE