Inventor · Knivsta, SE

Jan Swerup

7Patents
3h-index
9Co-inventors
46Inventor score

Filing activity: Jun 7, 1995 → Sep 22, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6208959A Mapping of digital data symbols onto one or more formant frequencies for transmission over a coded voice channel Physics 41 Expired
US6385585B1 Embedded data in a coded voice channel Electricity 28 Expired
US5680440A Registration and connection in a communication network Electricity 18 Expired
US7054440B2 Method and apparatus for keypad representation in a mobile communication device Electricity 3 Expired
US7697675B2 Multiparty call of portable devices with party positioning identification Electricity 2 Active
US7865197B2 Message handling in portable electronic device Electricity 1 Active
US6181936A System and method for accessing mobile networks Electricity 1 Expired

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