Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9507285 | Ferrite particles and electrophotographic development carrier using same, electrophotographic developer and method of manufacturing ferrite particles | Takeshi Kawauchi, Shou Ogawa | 2016-11-29 |
| 8883388 | Carrier core particle for electrophotographic developer, carrier for electrophotographic developer and electrophotographic developer | Takeshi Kawauchi | 2014-11-11 |