Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6899826 | Process for producing fluorescent metal oxide material | Hidetoshi Saitoh, Atsushi Nakamura | 2005-05-31 |
| 6875508 | Fiber capable of forming metal chelate, process for producing the same, method of trapping metal ion with the fiber, and metal chelate fiber | Osamu Ito, Shiho Horiuchi, Takao Doi | 2005-04-05 |
| 6872317 | Chelate-forming filter, process for producing the same, and method of purifying liquid using the filter | Osamu Ito, Nobutake Mihara, Takao Doi | 2005-03-29 |
| 6869537 | Metal chelate-forming fiber, process for producing the same, method of trapping metal ion with the fiber, and metal chelate fiber | Osamu Ito, Takao Doi | 2005-03-22 |