Nobuyuki Yokokawa

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Mito, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process control method and system for performing control of a contr...
- Patent number 5,311,421
- Issue date May 10, 1994
- Hitachi, Ltd.
- Masahide Nomura
- G05 - CONTROLLING REGULATING
Information Patent Grant
Process control apparatus and method for adjustment of operating pa...
- Patent number 5,245,528
- Issue date Sep 14, 1993
- Hitachi, Ltd.
- Tadayoshi Saito
- G05 - CONTROLLING REGULATING
Information Patent Grant
Self-tuning controller apparatus and process control system
- Patent number 5,153,807
- Issue date Oct 6, 1992
- Hitachi, Ltd.
- Tadayoshi Saito
- G05 - CONTROLLING REGULATING