Yoshiji Nii

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Kawaguchi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Digital protective relaying systems
- Patent number 4,371,908
- Issue date Feb 1, 1983
- Tokyo Shibaura Denki Kabushiki Kaisha
- Fumio Andow
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Input setting method for digital operational devices
- Patent number 4,347,581
- Issue date Aug 31, 1982
- Tokyo Shibaura Denki Kabushiki Kaisha
- Mitsuru Yamaura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Protective relaying system
- Patent number 4,228,476
- Issue date Oct 14, 1980
- Tokyo Shibaura Denki Kabushiki Kaisha
- Yuji Okita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Digital fault-location calculation system
- Patent number 4,107,778
- Issue date Aug 15, 1978
- Hitachi, Ltd.
- Yoshiji Nii
- G01 - MEASURING TESTING