Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7805983 | Method for measuring the number of fine particles in ultrapure water and method for manufacturing a filtration device for measuring the number of fine particles in ultrapure water | Tooru Kusano, Kazunari Akahira, Takashi Ito | 2010-10-05 |
| 7043394 | Method and device for measuring fine particles in ultrapure water | Yasuo Kousaka, Seiichi Inagaki, Takazou Hirose, Motonori Yanagi | 2006-05-09 |