Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Portable computer with telephone line switching function and an expansion system and method for use therewith

Portable computer with telephone line switching function and an expansion system and method for use therewith

US Patent 6247074 · Granted Jun 12, 2001

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Cable manager system and computer therewith2001
Computer conferencing system with a transmission signal synchronization scheme2001
Modem system with voice message function2000
Wireless data communication system using a microphone/headphone jack of a portab1999
Apparatus for resetting a modem with a variety of additional functions1999
Modem with noise eliminating circuit1999
Modem having external reset circuit1998