LandOfFree - US Patents - Listing for Telecommunications

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Instant message proxy for circuit switched mobile environment

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Instant message user location tracking system

Telecommunications – Radiotelephone system – Auxiliary data signaling

Instant messaging terminal adapted for Wi-Fi access points

Telecommunications – Radiotelephone system – Auxiliary data signaling

Instant messaging terminal adapted for wireless...

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Instant presence system for a guaranteed call connection

Telecommunications – Radiotelephone system – Message storage or retrieval

Instant video- and voicemail messaging method and means

Telecommunications – Radiotelephone system – Message storage or retrieval

Instant video- and voicemail messaging method and means

Reissue Patent

Telecommunications – Transmitter – Angle modulation

Instantaneous deviation limiter with pre-emphasis and zero avera

Telecommunications – Receiver or analog modulated signal frequency converter – Measuring or testing of receiver

Instantaneous frequency measurement receiver with digital proces

Telecommunications – Receiver or analog modulated signal frequency converter – Suppressed carrier

Instantaneous phase tracking in single sideband systems

Telecommunications – Transmitter – With electrical protection of transmitter circuit or operator

Instantaneous voltage drop detector

Telecommunications – Transmitter – With electrical protection of transmitter circuit or operator

Instantaneous voltage drop detector for DC power source

Telecommunications – Receiver or analog modulated signal frequency converter – Plural receivers

Instantaneously acquiring sector antenna combining system

Telecommunications – Receiver or analog modulated signal frequency converter – Signal selection based on frequency

Insulated insert with high electric strength

Telecommunications – Transmitter and receiver at same station – Having particular housing or support of a transceiver

Integated electronic communication device and clip

Telecommunications – Transmitter and receiver at same station – With frequency stabilization

Integrable circuit for the frequency conditioning of radio...

Telecommunications – Having single-channel telephone carrier – Over power line

Integral board and module for power over LAN

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail

Integral navigation keys for a mobile handset

Telecommunications – Transmitter and receiver at same station – Having particular housing or support of a transceiver

Integral spring loaded hinge and switch for portable radio devic