Inventor · disambiguated record
Li Chen
Also filed as: CHEN LI · CHEN LI-FENG
15 granted patents·4 pending applications·171 citations·filing 2000–2022
93Inventor score
Files withBAYSPEC INC8UNIBAND ELECTRONIC CORP3LITE ON IT CORP2BIO CANCER TREAT INTERNAT LTD SHANGHAI1FAN YIPING1
Top patents by PatentIndex Score
19 records- 0188US10630309B1Signal receiver for radio signal strength indication estimation with sub-sampling analog-to-digital converter for radio frequency signal with constant envelope modulationUNIBAND ELECTRONIC CORP·Filed 2019·Granted Apr 21, 2020·8 cites·11 claims
- 0287US8948230B1Multi-rate coexistence scheme in DSSS O-QPSK networkUNIBAND ELECTRONIC CORP·Filed 2013·Granted Feb 3, 2015·13 cites·14 claims
- 0387US6671428B1Wavelength selective optical cross switch and optical add/drop multiplexer using volume phase grating and array of micro electro mechanical mirrorsBAYSPEC INC·Filed 2001·Granted Dec 30, 2003·41 cites·19 claims
- 0485US6563977B1Compact wavelength multiplexer-demultiplexer providing low polarization sensitivityBAYSPEC INC·Filed 2000·Granted May 13, 2003·36 cites·18 claims
- 0576US6706154B1Method for fabricating integrated optical components using ultraviolet laser techniquesBAYSPEC INC·Filed 2001·Granted Mar 16, 2004·16 cites·23 claims
- 0676US6704509B1Compact optical performance monitorBAYSPEC INC·Filed 2000·Granted Mar 9, 2004·20 cites·28 claims
- 0775US7966627B2Emergency ejecting apparatus for optical disc driveLITE ON IT CORP·Filed 2010·Granted Jun 21, 2011·3 cites·2 claims
- 0875US7908612B2Emergency ejecting apparatus for optical disc driveLITE ON IT CORP·Filed 2007·Granted Mar 15, 2011·2 cites·2 claims
- 0975US6900932B2Optical gain flattening filter using VPG-based optical elementsBAYSPEC INC·Filed 2002·Granted May 31, 2005·14 cites·35 claims
- 1069US9109218B2Human arginase and pegylated human arginase and the use thereofBIO CANCER TREAT INTERNAT LTD SHANGHAI·Filed 2012·Granted Aug 18, 2015·3 cites·23 claims
- 1160US6747791B1Optical amplifier with a spectral gain monitor using a volume phase gratingBAYSPEC INC·Filed 2002·Granted Jun 8, 2004·9 cites·39 claims
- 1251US11569854B1RF receiver and method for simultaneously compensating carrier frequency offset and optimizing bandwidth by using preamble of a received RF signalUNIBAND ELECTRONIC CORP·Filed 2022·Granted Jan 31, 2023·0 cites·13 claims
- 1347US6888980B2Methods and techniques for achieving flattened and broadened pass band spectrum for free-space grating-based dense wavelength division multiplexers/demultiplexersBAYSPEC INC·Filed 2002·Granted May 3, 2005·2 cites·32 claims
- 1447US2007123296A1Telecommunication systemMEDIATEK INC·Filed 2006·Application pending·0 cites
- 1545US7142784B2Microprocessor-based optical signal conditionerBAYSPEC INC·Filed 2003·Granted Nov 28, 2006·2 cites·33 claims
- 1645US2004136635A1Integrated optical components fabricated using ultraviolet laser techniquesFiled 2003·Application pending·0 cites
- 1736US2003118281A1Method and system for pass band flattening and broadening of transmission spectra using grating based optical devicesFiled 2002·Application pending·0 cites
- 1835USD769528SNon-slip hair bandYUMARK ENTPR CORP·Filed 2015·Granted Oct 18, 2016·2 cites·1 claims
- 1930US2014073278A1RSSI estimation based on VGA control and threshold detectionFAN YIPING·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →