| Touch screen input recognition and character selection A Kornev, A Zavitaev, K Kudrjavceva US Patent 8,745,518, 2014 | 79 | 2014 |
| Method and system for character input A Zavitaev, S Nazarkin US Patent 8,386,958, 2013 | 16 | 2013 |
| Printing system for dedicatedly storing a printing image O Krykun, A Zavitaev US Patent App. 11/238,066, 2006 | 5 | 2006 |
| Device and method for controlling image forming apparatus A Zavitaev US Patent App. 11/025,856, 2005 | 2 | 2005 |
| Method and apparatus for managing memory A Zavitaev US Patent App. 10/918,750, 2005 | 2 | 2005 |
| Image-forming device having printout page-editing function and method thereof A Zavitaev, O Krykun US Patent App. 11/232,879, 2006 | | 2006 |
