Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6562205 | High-temperature ultrapure water production apparatus and liquid medicine preparation apparatus equipped with the production apparatus | Cozy Ban, Kazunori Koba, Toshinori Iwai | 2003-05-13 |
| 6379548 | System for recovering and treating waste water | Masahiro Kurokawa, Shiro Inoue, Kazunori Koba | 2002-04-30 |
| 5250117 | Degreasing-cleaning method | Takashi Hirano, Hidetaka Sawada, Shiro Inoue, Kazunori Koba, Masayuki Isaka | 1993-10-05 |
| 5250183 | Apparatus for manufacturing ultra-pure water | Hidetaka Sawada, Shiro Inoue, Hideo Suematsu, Kazunori Koba | 1993-10-05 |