Yuko Obata

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Recording and reproducing apparatus and file managing method using...
- Patent number 6,778,346
- Issue date Aug 17, 2004
- Sony Corporation
- Yoshihisa Takayama
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Recording and reproducing apparatus and file managing method using...
- Publication number 20020015249
- Publication date Feb 7, 2002
- SONY CORPORATION
- Yoshihisa Takayama
- G06 - COMPUTING CALCULATING COUNTING