Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Power transfer and voltage level conversion for a battery-powered electronic device

Power transfer and voltage level conversion for a battery-powered electronic device

US Patent 5889384 · Granted Mar 30, 1999

Estimated economic value: $17,333,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Radiotelephones having contact-sensitive user interfaces and methods of operatin2014
Radiotelephones having contact-sensitive user interfaces and methods of operatin2013
Method of generating control signals based on location of radio terminals2009
Wireless headset with automatic power control2006
Method of generating control signals based on location of radio terminals2006
Methods and apparatus for selective encryption and decryption of point to multi-2004
Handoff between external and internal positioning systems2004
Methods, communication devices, and computer program products for communicating 2004
Power conservation method for mobile communications device with two receivers2004
Methods and systems for providing a second data signal on a frame of bits includ2004
Flexible method of error protection in communications systems2003
Wireless communications terminals and methods including multiple entry phonebook2003