Tsutomu Matsubara

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Nishinomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of increasing the dynamical strength of glass container
- Patent number 4,961,976
- Issue date Oct 9, 1990
- Dainippon Ink and Chemicals, Inc.
- Yutaka Hashimoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of increasing the dynamical strength of glass container
- Patent number 4,891,241
- Issue date Jan 2, 1990
- Dainippon Ink and Chemicals, Inc.
- Yutaka Hashimoto
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing a container covered with protective sheet
- Patent number 4,595,544
- Issue date Jun 17, 1986
- Fuji Seal Industry Co.
- Hisao Maruyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL