Masahiko Kawakami

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lubrication treatment method for cold working of steel
- Patent number 6,231,687
- Issue date May 15, 2001
- Henkel Corporation
- Naoyuki Kobayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Aqueous phosphating composition and process for metal surfaces
- Patent number 6,179,934
- Issue date Jan 30, 2001
- Henkel Corporation
- Masahiko Kawakami
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...