Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324434 | Water purifying apparatus | Yukio Oikawa, Isamu Shigeta, Shiro Saito | 1994-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324434 | Water purifying apparatus | Yukio Oikawa, Isamu Shigeta, Shiro Saito | 1994-06-28 |