Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8419912 | Water quality analyzer | Kiyoshi Sagawa, Kazuo Onaga, Junko Yanagitani, Osamu Inazawa | 2013-04-16 |
| 8025779 | Water quality analyzer | Kiyoshi Sagawa, Kazuo Onaga, Junko Yanagitani, Osamu Inazawa | 2011-09-27 |
| 7597789 | Oxidation-reduction potentiometer | — | 2009-10-06 |
| 7179354 | Electrochemical sensor | Tatsuhiko Yajima, Shunichi Uchiyama | 2007-02-20 |
| 7134602 | Health care apparatus | — | 2006-11-14 |
| 7123019 | Polarographic densitometer | — | 2006-10-17 |
| 7110887 | Residual chlorine meter | Kiyoshi Sagawa | 2006-09-19 |
| 7072791 | Pedometer for use with pregnant woman | Noriko Inoue, Kazumi Sano, Yuriko Nakayama | 2006-07-04 |