Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8524890 | Water-soluble phthalocyanine dye | Yutaka Kagaya, Youichi Oyama, Harumi Fujita | 2013-09-03 |
| 6136966 | Phthalocyanine radical anions and process for producing the same | Yutaka Kagaya, Md. Hasan Zahir | 2000-10-24 |