Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830741 | Titanium-oxide and photocatalyst and photocatalyst coating composition | Hiroyuki Ando, Hironobu Koike | 2004-12-14 |
| 6827922 | Process for producing titanium oxide | Yoshinari Sawabe, Hironobu Koike | 2004-12-07 |
| 6726891 | Titanium oxide production process | Hironobu Koike | 2004-04-27 |
| 6673331 | Titanium hydroxide, photocatalyst, and coating agent | Hiroyuki Ando, Hironobu Koike | 2004-01-06 |