Kazuhisa Nishigai

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Screw for double-shaft extruding device and double-shaft extruding...
- Patent number 5,545,024
- Issue date Aug 13, 1996
- Bridgestone Corporation
- Toshiro Iwata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Screw for double-shaft extruding device and double-shaft extruding...
- Patent number 5,464,282
- Issue date Nov 7, 1995
- Bridgestone Corporation
- Toshiro Iwata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for kneading rubber-like material
- Patent number 4,914,635
- Issue date Apr 3, 1990
- Bridgestone Corporation
- Kazuhisa Nishigai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Rubber-like material kneading apparatus
- Patent number 4,871,259
- Issue date Oct 3, 1989
- Bridgestone Corporation
- Jumei Harada
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL