| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Russian Federation | 17 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Typewriters | |
| #2 | Electrography | |
| #3 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Khattori Singo | 4 |
| #2 | Ukai Masamitsu | 3 |
| #3 | Nakamura Khirotake | 3 |
| #4 | Sago Akira | 3 |
| #5 | Sato Sougo | 3 |
| #6 | Takagi Takejuki | 3 |
| #7 | Musika Motoaki | 3 |
| #8 | Jamaguti Kosiro | 3 |
| #9 | Imamaki Teruo | 2 |
| #10 | Sugakhara Khiroto | 2 |
| Publication | Filing date | Title |
|---|---|---|
| RU2407645C1 | Ink cartridge | |
| RU2389052C2 | Development cartridge |