Shuuichi Hosooka

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Namerikawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a heat insulation sash bar
- Patent number 4,497,103
- Issue date Feb 5, 1985
- Yoshida Kogyo K. K.
- Shuuichi Hosooka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Thermally insulating sash frame member
- Patent number 4,455,800
- Issue date Jun 26, 1984
- Yoshida Kogyo K. K.
- Shuuichi Hosooka
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS