Inventor · Innsbruck, AT

Sergey Ignatchenko

82Patents
9h-index
6Co-inventors
71Inventor score

Filing activity: Oct 17, 2000 → Nov 4, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6978366B1 Secure document management system Physics 88 Expired
US9825991B2 Systems, methods and apparatuses for prevention of relay attacks Electricity 17 Active
US7778492B2 System and method for scaling digital images Electricity 15 Active
US9227417B2 Systems, methods and apparatuses for authorized use and refill of a printer cartridge Physics 14 Active
US10791052B2 Systems, apparatuses and methods for network packet management Electricity 13 Active
US10841224B2 Systems, apparatuses and methods for network packet management Electricity 10 Active
US10841223B2 Systems, apparatuses and methods for network packet management Electricity 10 Active
US8081846B2 System and method for scaling digital images Electricity 10 Active
US10841222B2 Systems, apparatuses and methods for network packet management Electricity 10 Active
US10085136B2 Systems, methods and apparatuses for ensuring proximity of WiFi communication devices Electricity 8 Active
US9948640B2 Secure server on a system with virtual machines Physics 6 Active
US10108953B2 Apparatuses, methods and systems for computer-based secure transactions Electricity 6 Active
US9104140B2 Systems, methods and apparatuses for authorized use and refill of a printer cartridge Physics 5 Active
US9742735B2 Secure zone for digital communications Physics 5 Active
US9436122B2 Systems, methods and apparatuses for authorized use and refill of a printer cartridge Physics 5 Active
US11176546B2 Systems, methods and apparatuses for securely storing and providing payment information Physics 4 Active
US9185094B2 Systems, methods and apparatuses for the secure transmission and restricted use of media content Emerging Cross-Sectional Technologies 4 Active
US9359992B2 Systems, methods and apparatuses for harvesting power generated in a footwear Mechanical Engineering; Lighting; Heating 3 Active
US9436123B2 Systems, methods and apparatuses for authorized use and refill of a printer cartridge Physics 3 Active
US10027630B2 Secure zone for digital communications Physics 3 Active
US9432348B2 Secure zone for secure purchases Electricity 3 Active
US9455998B2 Systems, methods and apparatuses for prevention of relay attacks Electricity 3 Active
US10270776B2 Secure zone for secure transactions Electricity 3 Active
US10484338B2 Secure zone for digital communications Physics 3 Active
US11763301B2 Systems, methods and apparatuses for securely storing and providing payment information Physics 3 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.