Akiyoshi Iida

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Mitsukaido, JP

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Patents Grantslast 30 patents

Information Patent Grant
High speed low noise current collecting equipment and method on col...
- Patent number 5,584,369
- Issue date Dec 17, 1996
- Hitachi, Ltd.
- Toshiaki Makino
- B60 - VEHICLES IN GENERAL
Information Patent Grant
High speed low noise current collecting equipment and method on col...
- Patent number 5,566,800
- Issue date Oct 22, 1996
- Hitachi, Ltd.
- Toshiaki Makino
- B60 - VEHICLES IN GENERAL
Information Patent Grant
High speed low noise current collecting equipment and method on col...
- Patent number 5,531,301
- Issue date Jul 2, 1996
- Hitachi, Ltd.
- Toshiaki Makino
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Current collecting apparatus
- Patent number 5,497,866
- Issue date Mar 12, 1996
- Hitachi, Ltd.
- Kenji Kobayashi
- B60 - VEHICLES IN GENERAL