Tomohiro Ohsako

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for surface-treating an aluminum-containing metal
- Patent number 6,306,226
- Issue date Oct 23, 2001
- Nihon Papkerizing Co., Ltd.
- Yasuo Iino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Aqueous hydrophilization treatment composition and method for alumi...
- Patent number 6,300,395
- Issue date Oct 9, 2001
- Nikon Parkerizing, Co., Ltd.
- Ryosuke Sako
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...