Naoko Oya

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Roof with solar battery
- Patent number 5,524,401
- Issue date Jun 11, 1996
- Misawa Homes Co., Ltd.
- Osamu Ishikawa
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Roof panel and roof structure with solar batteries
- Patent number 5,509,973
- Issue date Apr 23, 1996
- Misawa Homes Co., Ltd.
- Osamu Ishikawa
- F24 - HEATING RANGES VENTILATING