Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8419912 | Water quality analyzer | Kiyoshi Sagawa, Shinichi Harima, Kazuo Onaga, Junko Yanagitani | 2013-04-16 |
| 8025779 | Water quality analyzer | Kiyoshi Sagawa, Shinichi Harima, Kazuo Onaga, Junko Yanagitani | 2011-09-27 |