Assignee
Inventors
- SLAVOMIR GRIGOROV (1 patents)
- Polina Genova (2 patents)
- Maria Jurova (11 patents)
- Bojidar Kadrev (3 patents)
- Diana Kaneva (1 patents)
- Tsvetko Trendafilov (1 patents)
- Diyan Asparuhov Yordanov (16 patents)
US Patent 8898220 · Granted Nov 25, 2014