Hisao Hosoya

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for bending tubular glass
- Patent number 5,041,152
- Issue date Aug 20, 1991
- Kabushiki Kaisha Toshiba
- Noriaki Nishigaki
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus and method for bending a glass tube to a U shape
- Patent number 4,422,863
- Issue date Dec 27, 1983
- Tokyo Shibaura Denki Kabushiki Kaisha
- Hisao Hosoya
- C03 - GLASS MINERAL OR SLAG WOOL