Inventor · disambiguated record
Wenfeng Huang
Also filed as: HUANG WENFENG
23 granted patents·3 pending applications·309 citations·filing 1999–2022
95Inventor score
Files withCISCO TECH INC9ZHEJIANG HUAHAI PHARM CO LTD8CISCO TECH IND4ZHEJIANG HUAHAI PHARMACEUTICALS CO LTD2HUANG WENFENG1
Top patents by PatentIndex Score
26 records- 0191US8005030B2WLAN diagnostics using traffic stream metricsCISCO TECH INC·Filed 2005·Granted Aug 23, 2011·23 cites·35 claims
- 0286US6754871B1Method and apparatus for using fire decoder to correct burst errors in a real-time communications systemCISCO TECH IND·Filed 2001·Granted Jun 22, 2004·44 cites·56 claims
- 0382US7330710B1Private emergency or service-specific call approach in GSM systemsCISCO TECH INC·Filed 2001·Granted Feb 12, 2008·32 cites·68 claims
- 0482US6961323B1Guaranteed air connectionCISCO TECH INC·Filed 2000·Granted Nov 1, 2005·32 cites·30 claims
- 0580US7231579B1Method and apparatus for using fire decoder to correct burst errors in a real-time communications systemCISCO TECH INC·Filed 2004·Granted Jun 12, 2007·26 cites·82 claims
- 0679US7647046B2Maintaining uninterrupted service in a wireless access point and client stations thereofCISCO TECH INC·Filed 2005·Granted Jan 12, 2010·8 cites·28 claims
- 0778US7200398B1System and method for handover execution in a wireless environmentCISCO TECH INC·Filed 2004·Granted Apr 3, 2007·22 cites·18 claims
- 0875US7468951B2Method and system for evaluting number of additional admissible calls for use in call admission controlCISCO TECH INC·Filed 2005·Granted Dec 23, 2008·6 cites·20 claims
- 0974US6901116B1Method and system for reducing false detections of access signalsCISCO TECH IND·Filed 2001·Granted May 31, 2005·19 cites·26 claims
- 1074US6862082B1System and method for handover execution in a wireless environmentCISCO TECH IND·Filed 2001·Granted Mar 1, 2005·18 cites·30 claims
- 1172US7440756B1Controlling micro-roaming in a wireless LANCISCO TECH INC·Filed 2004·Granted Oct 21, 2008·17 cites·11 claims
- 1266US6879568B1Quick layer-3 message multiplexingCISCO TECH IND·Filed 1999·Granted Apr 12, 2005·53 cites·42 claims
- 1360US8213936B2System and method for executing a seamless handoff in a network environmentHUANG WENFENG·Filed 2005·Granted Jul 3, 2012·3 cites·16 claims
- 1460US7680074B2Method and apparatus for optimizing cell operation toward better speech quality in wireless packet-switching networksCISCO TECH INC·Filed 2004·Granted Mar 16, 2010·6 cites·72 claims
- 1557US12492165B2Method for purifying key intermediates of citalopramZHEJIANG HUAHAI PHARM CO LTD·Filed 2021·Granted Dec 9, 2025·0 cites·19 claims
- 1656US10508076B2Method for resolution of citalopram intermediate 5-cyano diolZHEJIANG HUAHAI PHARMACEUTICALS CO LTD·Filed 2019·Granted Dec 17, 2019·0 cites·4 claims
- 1756US10287240B2Method for resolution of citalopram intermediate 5-cyano diolZHEJIANG HUAHAI PHARMACEUTICALS CO LTD·Filed 2014·Granted May 14, 2019·0 cites·5 claims
- 1855US2025066340A1Method for synthesizing rivaroxabanZHEJIANG HUAHAI PHARM CO LTD·Filed 2022·Application pending·0 cites
- 1951US2024300911A1Purification method for citalopram or s-citalopramZHEJIANG HUAHAI PHARM CO LTD·Filed 2022·Application pending·0 cites
- 2050US12258330B2Method for preparing voriconazole and intermediate thereofZHEJIANG HUAHAI PHARM CO LTD·Filed 2020·Granted Mar 25, 2025·0 cites·15 claims
- 2148US12175255B2Selective switching of an active partition in an electronic deviceRUCKUS IP HOLDINGS LLC·Filed 2021·Granted Dec 24, 2024·0 cites·20 claims
- 2237US11919884B2Method for preparing voriconazole L-camphorsulphonate and voriconazoleZHEJIANG HUAHAI PHARM CO LTD·Filed 2016·Granted Mar 5, 2024·0 cites·19 claims
- 2334US10961194B2Method for purifying ropinirole hydrochlorideZHEJIANG HUAHAI LICHENG PHARMACEUTICAL CO LTD·Filed 2017·Granted Mar 30, 2021·0 cites·20 claims
- 2434US10633368B2Voriconazole intermediate and voriconazole synthesis methodZHEJIANG HUAHAI PHARM CO LTD·Filed 2017·Granted Apr 28, 2020·0 cites·17 claims
- 2532US10227293B2Method for preparing citalopram diol intermediateZHEJIANG HUAHAI PHARM CO LTD·Filed 2015·Granted Mar 12, 2019·0 cites·9 claims
- 2632US2018155326A1Method for preparing trityl candesartanZHEJIANG HUAHAI PHARM CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →