Patent assignee · FI · COMPANY

Nokia Telecommunications Oy

704Patents
0Active
704Granted
46Portfolio score

Filing activity: Nov 3, 1992 → Jan 10, 2003

Most-cited patents

PatentTitleAreaCited byStatus
US5713073A Location updating in a mobile communication system Electricity 421 Expired
US6047051A Implementation of charging in a telecommunications system Physics 396 Expired
US5561841A Method and apparatus for planning a cellular radio network by creating a model on a digital map adding properties and optimizing parameters, based on statistical simulation results Electricity 282 Expired
US5987323A Starting a short message transmission in a cellular communication system Electricity 271 Expired
US6321257A Method and apparatus for accessing internet service in a mobile communication network Electricity 255 Expired
US6366893B2 System, a method and an apparatus for performing an electric payment transaction in a telecommunication network Physics 242 Expired
US5787357A Short message processing in a mobile exchange Human Necessities 236 Expired
US5628051A Method for starting a message transmission in a mobile telephone network Electricity 236 Expired
US6240091A Implementation of access service Electricity 234 Expired
US5896369A Mobile communication system and a method for connecting a remote workstation to a data communication network via a mobile communication network Electricity 223 Expired
US6215769A Enhanced acknowledgment pacing device and method for TCP connections Electricity 212 Expired
US5638359A Method for congestion management in a frame relay network and a node in a frame relay network Electricity 203 Expired
US5682600A Method for starting a short message transmission Electricity 200 Expired
US6338046B1 System and method for determining charges for usage of a network connection Electricity 196 Expired
US6351522B1 Method for providing a delivery confirmation of message deliveries made in a telephone network Electricity 196 Expired
US6611516B1 Short message service support over a packet-switched telephony network Electricity 183 Expired
US6377606B1 Method for reducing interference, and a radio system Electricity 175 Expired
US5970059A Packet radio system and methods for a protocol-independent routing of a data packet in packet radio networks Electricity 172 Expired
US5839056A Method and apparatus for controlling transmission power of a radio transmitter Electricity 152 Expired
US5889770A Location updating for a packet-switched data service in a mobile communciation system Emerging Cross-Sectional Technologies 152 Expired
US6427073B1 Preventing misuse of a copied subscriber identity in a mobile communication system Electricity 150 Expired
US5533116A Network management system Emerging Cross-Sectional Technologies 144 Expired
US5659598A Dual mode subscriber terminal and a handover procedure of the dual mode subscriber terminal in a mobile telecommunication network Electricity 143 Expired
US6047326A Accounting system and method for a nominal bit rate network service Electricity 139 Expired
US5689219A Summing network Electricity 136 Expired

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