Katsuaki Yamamoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Program information providing apparatus and record/playback control...
- Patent number 6,671,454
- Issue date Dec 30, 2003
- NEC Corporation
- Yuji Kaneko
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Method for displaying time-stamp associated and weighted data and m...
- Publication number 20030104841
- Publication date Jun 5, 2003
- Katsuaki Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Content rental system
- Publication number 20020013940
- Publication date Jan 31, 2002
- Yuji Tsukamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE