Patent assignee · US · COMPANY

Sonim Technologies, Inc.

21Patents
17Active
21Granted
45Portfolio score

Filing activity: Jan 31, 2000 → Apr 16, 2018 · 14 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7415284B2 Methods of transmitting a message to a message server in a push-to-talk network Electricity 63 Expired
US6801524B2 System for dispatching information packets and method therefor Electricity 57 Expired
USD856956S1 Combined mobile phone and outer cover General 54 Active
USD721348S1 Mobile phone General 26 Active
USD752006S1 Mobile phone General 24 Active
USD602456S1 Mobile communication device General 23 Expired
USD611022S1 Mobile communication device General 21 Expired
USD722991S1 Mobile phone General 12 Active
US7499720B2 System and method for initiating push-to-talk sessions between outside services and user equipment Electricity 11 Active
US9246924B2 Method for sharing service identity among multiple client devices in a real-time communications network Electricity 7 Active
US7707286B2 Methods for managing presence information in a real-time communications network Electricity 6 Active
US7417943B2 Dynamic compression training method and apparatus Electricity 4 Active
US7558286B2 Method of scheduling data and signaling packets for push-to-talk over cellular networks Electricity 4 Active
USD881152S1 Mobile device General 3 Active
US9485686B2 Restructuring data packets to improve voice quality at low bandwidth conditions in wireless networks Electricity 3 Active
US8862746B2 Systems and methods for integrating applications on user equipment utilizing special URI control messages Electricity 2 Active
US9467488B2 Reducing size of messages over the cellular control channel Electricity 1 Active
US9736660B2 Reducing size of messages over the cellular control channel Electricity 0 Active
US7457264B2 System for dispatching information packets and method therefor Electricity 0 Active
US9247398B2 Methods for barging users on a real-time communications network Electricity 0 Active
US9615352B2 Media transmission before floor grant in real time communication network Electricity 0 Active

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