Masaharu Okafuji

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Patents Grantslast 30 patents

Information Patent Grant
Blank layout method for plate-glass cutters
- Patent number 5,341,306
- Issue date Aug 23, 1994
- Nippon Sheet Glass Co., Ltd.
- Hideyuki Fujita
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Float-bath ribbon-width control method and system
- Patent number 5,328,495
- Issue date Jul 12, 1994
- Nippon Sheet Glass Co., Ltd.
- Masaharu Okafuji
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for pressing laminated glass
- Patent number 4,696,713
- Issue date Sep 29, 1987
- Nippon Sheet Glass Co., Ltd.
- Masaharu Okafuji
- B32 - LAYERED PRODUCTS
Information Patent Grant
Apparatus for cleaning a curved glass sheet
- Patent number 4,558,480
- Issue date Dec 17, 1985
- Nippon Sheet Glass Co., Ltd.
- Masaharu Okafuji
- B08 - CLEANING