Patent assignee · DE · COMPANY

KATHREIN-WERKE KG

196Patents
119Active
196Granted
52Portfolio score

Filing activity: Sep 16, 1994 → Aug 1, 2017 · 30 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7679576B2 Antenna arrangement, in particular for a mobile radio base station Electricity 245 Active
US7750763B2 Waveguide bend having a square shape cross-section Electricity 232 Active
US9647328B2 Patch radiator Electricity 195 Active
US7016649B1 Space-time and space-frequency hopping for capacity enhancement of mobile data systems Electricity 147 Expired
US6829491B1 Dynamic and self-optimizing smart network Electricity 93 Expired
US6985123B2 Dual-polarization antenna array Electricity 88 Expired
US6025812A Antenna array Electricity 62 Expired
US7039441B1 High speed fixed wireless voice/data systems and methods Electricity 58 Expired
US6895258B1 Space division multiple access strategy for data service Electricity 56 Expired
US6901062B2 Adaptive antenna array wireless data access point Electricity 52 Expired
US6943732B2 Two-dimensional antenna array Electricity 51 Expired
US6937863B1 System and method for dynamically adjusting cell sectorization Electricity 47 Expired
US7194006B2 Directed maximum ratio combining methods and systems for high data rate traffic Electricity 47 Expired
US5532707A Directional antenna, in particular dipole antenna Electricity 46 Expired
US7079809B1 Systems and methods for providing improved wireless signal quality using diverse antenna beams Electricity 44 Expired
US6847832B2 System and method for providing phase matching with optimized beam widths Electricity 43 Expired
US6697644B2 Wireless link quality using location based learning Electricity 40 Expired
US7023398B2 Reflector for a mobile radio antenna Electricity 39 Expired
US6760603B1 Compact dual-polarized adaptive antenna array communication method and apparatus Electricity 38 Expired
US6421024B1 Multi-frequency band antenna Electricity 35 Expired
US6313809A Dual-polarized dipole antenna Electricity 35 Expired
US6850130B1 High-frequency phase shifter unit having pivotable tapping element Electricity 34 Expired
US7117014B1 System and method for selecting optimized beam configuration Electricity 33 Expired
US6799026B1 Handset diversity in wireless communications system Electricity 33 Expired
US8289910B2 Device for receiving and transmitting mobile telephony signals with multiple transmit-receive branches Electricity 31 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.