Kiyoshi Katagi

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Shiga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Top plate having a first enamel coating in a heating portion and a...
- Patent number 5,866,239
- Issue date Feb 2, 1999
- Nippon Electric Glass Co., Ltd.
- Narutoshi Shimatani
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Enamel frit composition for a low-expansion crystallized glass and...
- Patent number 5,776,613
- Issue date Jul 7, 1998
- Nippon Electric Glass Co. Ltd.
- Narutoshi Shimatani
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Enamel frit composition for a low-expansion crystallized glass and...
- Patent number 5,691,254
- Issue date Nov 25, 1997
- Akihiko Sakamoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Fire-protection and safety composite glass panel
- Patent number 5,230,954
- Issue date Jul 27, 1993
- Nippon Electric Glass Co., Ltd.
- Akihiko Sakamoto
- B32 - LAYERED PRODUCTS