Class H04Q : SELECTING
Subclass 1/38: Details of selecting apparatus or arrangements Electrical details Signalling arrangements; Manipulation of signalling currents (multiplex systems providing for calling or supervisory signals H04J 1/14, H04J 3/12 ) using combinations of direct currents of different amplitudes or polarities over line conductors or combination of line conductors
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10573970 | Antenna arrangement on a circuit board | Jan 28, 16 | Feb 25, 20 | Sony Corporation |
| 9419339 | Package structures including discrete antennas assembled on a device | Oct 20, 15 | Aug 16, 16 | INTEL CORPORATION |
| 9179270 | Intercommunication methods and devices based on digital networks | Dec 12, 13 | Nov 03, 15 | TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Tecent Technology (Shenzhen) Company Limited, |
| 9019290 | Information processing apparatus, information processing system, information processing method and program | Dec 10, 08 | Apr 28, 15 | SONY CORPORATION |
| 6845253 | Electromagnetic antenna apparatus | Sep 27, 00 | Jan 18, 05 | TDC ACQUISITION HOLDINGS, INC. |
| 6389301 | Portable radio information terminal apparatus, display screen operating method, recording medium, and microcomputer apparatus | Dec 23, 98 | May 14, 02 | IRONWORKS PATENTS LLC |
| 6366787 | Cellular telephone | Apr 13, 99 | Apr 02, 02 | SHARP KABUSHIKI KAISHA |
| 6138040 | Method for suppressing speaker activation in a portable communication device operated in a speakerphone mode | Jul 31, 98 | Oct 24, 00 | GOOGLE INC. |
| 5878344 | Module for selectively providing wireless and wireless call communication services | Jan 21, 98 | Mar 02, 99 | GTE WIRELESS SERVICE CORPORATION, VOLCANO CORPORATION, |
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