| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Electrography | |
| #2 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Takagi Takeyuki | 12 |
| #2 | Mori Hiroki | 3 |
| #3 | Yamazaki Ryuya | 1 |
| #4 | Morita Fumio | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2011158682A1 | Process cartridge, developing cartridge and image forming apparatus |