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 patentsUS5617423AApr 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 patentsUS7017585B2Mar 28, 2006
Oxidant/catalyst nanoparticles to reduce tobacco smoke constituents such as carbon monoxide
PHILIP MORRIS USA INC223 citations98
US7011096B2Mar 14, 2006
Oxidant/catalyst nanoparticles to reduce carbon monoxide in the mainstream smoke of a cigarette
PHILIP MORRIS USA INC262 citations98
US6782892B2Aug 31, 2004
Manganese oxide mixtures in nanoparticle form to lower the amount of carbon monoxide and/or nitric oxide in the mainstream smoke of a cigarette
PHILIP MORRIS USA INC78 citations98
US7152609B2Dec 26, 2006
Catalyst to reduce carbon monoxide and nitric oxide from the mainstream smoke of a cigarette
PHILIP MORRIS USA INC62 citations96
US7168431B2Jan 30, 2007
Partially reduced nanoparticle additives to lower the amount of carbon monoxide and/or nitric oxide in the mainstream smoke of a cigarette
PHILIP MORRIS USA INC30 citations93
US7228862B2Jun 12, 2007
Use of oxyhydroxide compounds for reducing carbon monoxide in the mainstream smoke of a cigarette
PHILIP MORRIS USA INC39 citations92
US7934510B2May 3, 2011
Cigarette wrapper with nanoparticle spinel ferrite catalyst and methods of making same
PHILIP MORRIS USA INC7 citations84
LI PING
4 patentsUS8717101B2May 6, 2014
Apparatus and methods for biasing power amplifiers
LI PING33 citations98
US8707967B2Apr 29, 2014
Banded papers, smoking articles and methods
LI PING14 citations92
US8205705B2Jun 26, 2012
Middle electric motor drive unit for electric bicycle
LI PING20 citations86
US9308190B2Apr 12, 2016
Methods and compositions to enhance bone growth comprising a statin
LI PING6 citations84
WHITAKER CORP
3 patentsUS5696466ADec 9, 1997
Heterolithic microwave integrated impedance matching circuitry and method of manufacture
WHITAKER CORP99 citations98
US6262631B1Jul 17, 2001
Silicon power bipolar junction transistor with an integrated linearizer
WHITAKER CORP35 citations93
US5841184ANov 24, 1998
Integrated emitter drain bypass capacitor for microwave/RF power device applications
WHITAKER CORP42 citations93
IBM
3 patentsSKYWORKS SOLUTIONS INC
3 patentsUS9136803B2Sep 15, 2015
Apparatus and methods for biasing a power amplifier
SKYWORKS SOLUTIONS INC12 citations93
US9917563B2Mar 13, 2018
Apparatus and methods for biasing of power amplifiers
SKYWORKS SOLUTIONS INC6 citations84
US9667203B2May 30, 2017
Apparatus and methods power amplifier biasing
SKYWORKS SOLUTIONS INC10 citations84
SANDISK CORP
2 patentsMOTOROLA INC
1 patentMONSANTO TECHNOLOGY LLC
1 patentPHILIP MORRIS INC
1 patentLSI LOGIC CORP
1 patentABBOTT LAB
1 patentINTRADIN SHANGHAI MACH CO LTD
1 patentCISCO TECH INC
1 patentMESTER LED LTD
1 patentUNIV TEXAS
1 patentINTRADIN (SHANGHAI) MACHINERY CO LTD
1 patentZTE CORP
1 patentBAIDU USA LLC
1 patentShenzhen grandsun electronic co ltd
1 patentShowing the top 50 of 320 patents by PatentIndex Score.