Kazumasa Fujiwara

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Okayama-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Solar light tracking sensor direction setting/measuring/re-adjustin...
- Patent number 8,605,273
- Issue date Dec 10, 2013
- Mitsui Engineering & Shipbuilding Co., Ltd.
- Kazuaki Ezawa
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Mounting position measuring device
- Patent number 8,355,142
- Issue date Jan 15, 2013
- Mitsui Engineering & Shipbuilding Co., Ltd.
- Kazuaki Ezawa
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
MOUNTING POSITION MEASURING DEVICE
- Publication number 20110235202
- Publication date Sep 29, 2011
- Kazuaki Ezawa
- F24 - HEATING RANGES VENTILATING
Information Patent Application
SOLAR LIGHT TRACKING SENSOR DIRECTION SETTING/MEASURING/RE-ADJUSTIN...
- Publication number 20100243031
- Publication date Sep 30, 2010
- Kazuaki Ezawa
- F24 - HEATING RANGES VENTILATING