Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D569287 | Water quality measurement probe | Hyosuke Yonezawa, Yoshito Komada, Katsuaki Ogura | 2008-05-20 |
| D568775 | Water quality indicator | Hyosuke Yonezawa, Yoshito Komada, Katsuaki Ogura | 2008-05-13 |