Nobuo Mitsui

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Katsuta, JA

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Patents Grantslast 30 patents

Information Patent Grant
Levelling apparatus for AC elevator
- Patent number 4,094,385
- Issue date Jun 13, 1978
- Hitachi, Ltd.
- Yasuyuki Maeda
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Driving system for moving paths or escalators
- Patent number 4,056,759
- Issue date Nov 1, 1977
- Hitachi, Ltd.
- Nobuo Mitsui
- B66 - HOISTING LIFTING HAULING