Seiichi Marumoto

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Patents Grantslast 30 patents

Information Patent Grant
Method of painting cut edge of precoated steel sheet and painting a...
- Patent number 5,891,521
- Issue date Apr 6, 1999
- Nippon Steel Corporation
- Seiichi Marumoto
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Thin metallic sheet structure having sound damping characteristics
- Patent number 5,879,765
- Issue date Mar 9, 1999
- Nippon Steel Corporation
- Seiichi Marumoto
- G10 - MUSICAL INSTRUMENTS ACOUSTICS