Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665172 | Method for washing an article with composition having a brominated hydrocarbon and stabilizer | Shigemi Tanaka | 1997-09-09 |
| 5630929 | Highly corrosion-resistant zincate type zinc-iron-phosphorus alloy plating bath and plating method using the plating bath | Satoshi Yuasa, Junko Ozawa | 1997-05-20 |