Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429793 | Magnetic carrier and two-component developer | Yuu Nishimura, Yuzo Tokunaga, Nobuyoshi Sugahara, Hironori Minagawa | 2025-09-30 |
| 12386282 | Magnetic carrier, two-component developer, and developer for replenishment | Hironori Minagawa, Yuzo Tokunaga, Nobuyoshi Sugahara, Yuu Nishimura | 2025-08-12 |
| D1071887 | Composite seal for semiconductor manufacturing device | Tamotsu Matsumura | 2025-04-22 |
| 12259684 | Magnetic carrier, two-component developer, and replenishment developer | Ryuji Murayama, Hironori Minagawa, Yuto Onozaki | 2025-03-25 |
| 12222678 | Magnetic carrier, two-component developer, and replenishment developer | Ryuji Murayama, Yuto Onozaki, Hironori Minagawa | 2025-02-11 |