Shunsaku Hirata

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Biaxially drawn polyester vessel having resistance to heat distorti...
- Patent number 4,818,575
- Issue date Apr 4, 1989
- Toyo Seikan Kaisha, Ltd.
- Shunsaku Hirata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Molded container having wall composed of oriented resin blend
- Patent number 4,261,473
- Issue date Apr 14, 1981
- Toyo Seikan Kaisha Limited
- Muneki Yamada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for making a container
- Patent number 4,217,161
- Issue date Aug 12, 1980
- Toyo Seikan Kaisha Limited
- Muneki Yamada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multilayer container
- Patent number 4,182,457
- Issue date Jan 8, 1980
- Toyo Seikan Kaisha Limited
- Muneki Yamada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL