Tokuo Shirai

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Die for extrusion of multi-hole tube and multi-hole tube made with...
- Patent number 5,567,493
- Issue date Oct 22, 1996
- Nippondenso Co., Ltd.
- Toshihiro Imai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Forging method for producing a pulley
- Patent number 4,847,968
- Issue date Jul 18, 1989
- Nippondenso Co., Ltd.
- Tokuo Shirai
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...