Nario Sumi

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Sendai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Discrete cosine transformation operation circuit
- Patent number 6,185,595
- Issue date Feb 6, 2001
- Hitachi, Ltd.
- Toyokazu Hori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High speed digital signal processor capable of achieving realtime o...
- Patent number 4,945,506
- Issue date Jul 31, 1990
- Hitachi, Ltd.
- Toru Baji
- G06 - COMPUTING CALCULATING COUNTING