P

Inventor

LI PING

CN320 patents
⚠️ This page may combine multiple inventors who share the name “LI PING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MULTI TECH SYSTEMS INC

15 patents
US5617423AApr 1, 1997

Voice over data modem with selectable voice compression

MULTI TECH SYSTEMS INC251 citations99
US5600649AFeb 4, 1997

Digital simultaneous voice and data modem

MULTI TECH SYSTEMS INC120 citations99
US5577041ANov 19, 1996

Method of controlling a personal communication system

MULTI TECH SYSTEMS INC124 citations99
US5471470ANov 28, 1995

Computer-based multifunction personal communications system

MULTI TECH SYSTEMS INC152 citations99
US5452289ASep 19, 1995

Computer-based multifunction personal communications system

MULTI TECH SYSTEMS INC447 citations99
US5546395AAug 13, 1996

Dynamic selection of compression rate for a voice compression algorithm in a voice over data modem

MULTI TECH SYSTEMS INC200 citations98
US5309562AMay 3, 1994

Method and apparatus for establishing protocol spoofing from a modem

MULTI TECH SYSTEMS INC113 citations98
US5790532AAug 4, 1998

Voice over video communication system

MULTI TECH SYSTEMS INC79 citations97
US5764627AJun 9, 1998

Method and apparatus for a hands-free speaker phone

MULTI TECH SYSTEMS INC74 citations97
US5500859AMar 19, 1996

Voice and data transmission system

MULTI TECH SYSTEMS INC86 citations97
US5673268ASep 30, 1997

Modem resistant to cellular dropouts

MULTI TECH SYSTEMS INC47 citations96
US5574725ANov 12, 1996

Communication method between a personal computer and communication module

MULTI TECH SYSTEMS INC31 citations96
US5535204AJul 9, 1996

Ringdown and ringback signalling for a computer-based multifunction personal communications system

MULTI TECH SYSTEMS INC55 citations96
US5864560AJan 26, 1999

Method and apparatus for mode switching in a voice over data computer-based personal communications system

MULTI TECH SYSTEMS INC79 citations95
US5815503ASep 29, 1998

Digital simultaneous voice and data mode switching control

MULTI TECH SYSTEMS INC37 citations93

PHILIP MORRIS USA INC

7 patents

LI PING

4 patents

WHITAKER CORP

3 patents

IBM

3 patents

SKYWORKS SOLUTIONS INC

3 patents

SANDISK CORP

2 patents

MOTOROLA INC

1 patent

MONSANTO TECHNOLOGY LLC

1 patent

PHILIP MORRIS INC

1 patent

LSI LOGIC CORP

1 patent

ABBOTT LAB

1 patent

INTRADIN SHANGHAI MACH CO LTD

1 patent

CISCO TECH INC

1 patent

MESTER LED LTD

1 patent

UNIV TEXAS

1 patent

INTRADIN (SHANGHAI) MACHINERY CO LTD

1 patent

ZTE CORP

1 patent

BAIDU USA LLC

1 patent

Shenzhen grandsun electronic co ltd

1 patent

Showing the top 50 of 320 patents by PatentIndex Score.