Tadashi Ooami

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Head drum device with carbon-containing synthetic resin upper drum...
- Patent number 6,819,529
- Issue date Nov 16, 2004
- Sony Corporation
- Tadashi Ooami
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Head drum device and magnetic recorder/reproducer
- Publication number 20030002224
- Publication date Jan 2, 2003
- Tadashi Ooami
- G11 - INFORMATION STORAGE