Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674374 | Sn-Bi alloy-plating bath and plating method using the same | Hitoshi Sakurai | 1997-10-07 |
| 5630929 | Highly corrosion-resistant zincate type zinc-iron-phosphorus alloy plating bath and plating method using the plating bath | Katsuhide Oshima, Junko Ozawa | 1997-05-20 |
| 5604209 | Synergistic antiviral compositions | Masaru Ubasawa | 1997-02-18 |