Yasuhisa Tajiri

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rust-preventive lubricant composition for zinc-plated steel material
- Patent number 5,221,490
- Issue date Jun 22, 1993
- NKK Corporation
- Yasuhisa Tajiri
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method of plating metal sheets by passing the sheet upwards in clos...
- Patent number 4,973,500
- Issue date Nov 27, 1990
- NKK Corporation
- Toshio Ishii
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...