Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653796 | Admixture for cement | Masaru Kawai | 1997-08-05 |
| 4889602 | Electroplating bath and method for forming zinc-nickel alloy coating | Katsuhide Oshima, Toshiaki Murai, Hitoshi Sakurai, Haruo Hanagata, Hidesato Igarashi | 1989-12-26 |