Seiki Maruta

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Kobe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Brake monitoring device for railroad cars
- Patent number 5,975,649
- Issue date Nov 2, 1999
- Nabco, Ltd.
- Seiki Maruta
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Brake monitoring device for railroad cars
- Patent number 5,803,554
- Issue date Sep 8, 1998
- Nabco Ltd.
- Seiki Maruta
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Air brake control system having an electromagnetic valve device whi...
- Patent number 5,253,930
- Issue date Oct 19, 1993
- Nippon Air Brake Co., Ltd.
- Seiki Maruta
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electropneumatic master controller for an air brake system
- Patent number 4,799,740
- Issue date Jan 24, 1989
- Nippon Air Brake Co., Ltd.
- Akihiro Iwaizako
- B60 - VEHICLES IN GENERAL