Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10155220 | Titanium oxide particle, composition for forming photocatalyst, and photocatalyst | Hiroyoshi Okuno, Hideaki Yoshikawa, Takeshi Iwanaga, Sakae TAKEUCHI | 2018-12-18 |
| 9919930 | Silica particles and method of preparing the same | Yuka ZENITANI, Takeshi Iwanaga | 2018-03-20 |
| 9885969 | Carrier for two-component developer, two-component developer, and method of preparing carrier for two-component developer | Takeshi Tanabe, Toshiaki Hasegawa, Masaaki Usami, Takeshi Iwanaga | 2018-02-06 |
| 9864293 | Electrostatic charge image developing carrier, method of preparing electrostatic charge image developing carrier, and electrostatic charge image developer | Toshiaki Hasegawa, Takashi Tanabe, Masaaki Usami, Takeshi Iwanaga | 2018-01-09 |