Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9061086 | Photocatalyst element structure, ultraviolet radiation air purification system, photocatalyst sheet, and method of manufacturing photocatalyst sheet | Akira Fujishima, Takuji Horie, Kazuya Nakata, Taketoshi Murakami, Tsuyoshi Ochiai | 2015-06-23 |
| 8974735 | Air purification system | Akira Fujishima | 2015-03-10 |