Masako Negishi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production system and manufacturing equipment selecting method on p...
- Patent number 6,400,999
- Issue date Jun 4, 2002
- Yokogawa Electric Corporation
- Yuichi Kashiyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Paper machine controller for operating slices and method of control...
- Patent number 5,170,357
- Issue date Dec 8, 1992
- Yokogawa Electric Corporation
- Takashi Sasaki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE