Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Headset, portable communication system, and headset calling method

Headset, portable communication system, and headset calling method

US Patent 7844220 · Granted Nov 30, 2010

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Non-isolated DC fast charger for electrified vehicles2025
Non-isolated DC fast charger for electrified vehicles2024
Combined machine head and ray imaging device2022
Pressure reducing system for fuel gas and natural gas dewaxing vehicle2016
Mobile communication system, radio switching method, mobile base station and mob2010
Pseudo-offset migration2005
Exposure correction based on reflective index for photolithographic process cont2002
Fabrication of integrated circuits on both sides of a semiconductor wafer2002
Shallow trench isolation formation without planarization mask2002
Fully self-aligned high speed low power MOSFET fabrication2001
In-situ feedback system for localized CMP thickness control2001
Fabrication of integrated circuits on both sides of a semiconductor wafer2001