Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8133739 | Reagent for measurement of concentration of lead, and method for measurement of concentration of lead | — | 2012-03-13 |
| 6515089 | Trace metal measuring method | Hiroshi Nakao | 2003-02-04 |
| 6437067 | Porphyrin-nucleus introduced polymers | Hiroshi Nakao | 2002-08-20 |