Inventor · disambiguated record
Qun Zheng
Also filed as: ZHENG QUN · ZHENG QUN Y · ZHENG QUN YI
30 granted patents·6 pending applications·400 citations·filing 1994–2021
97Inventor score
Files withHAUSER INC12PURE WORLD BOTAN INC8SUNGROW POWER SUPPLY CO LTD4ZHENG QUN4ERICSSON TELEFON AB L M1
Top patents by PatentIndex Score
36 records- 0195US8879552B2Precision time protocol offloading in a PTP boundary clockZHENG QUN·Filed 2012·Granted Nov 4, 2014·34 cites·8 claims
- 0291US9912146B1Method and device for supressing common-mode voltage of inverter alternating current cable relative to groundSUNGROW POWER SUPPLY CO LTD·Filed 2017·Granted Mar 6, 2018·6 cites·10 claims
- 0387US5808113APreparation of Taxol and docetaxel through primary aminesHAUSER INC·Filed 1997·Granted Sep 15, 1998·35 cites·60 claims
- 0487US5629433ASelective process for the deacylation and deacetylation of taxol and taxanesHAUSER INC·Filed 1994·Granted May 13, 1997·36 cites·28 claims
- 0586US9270395B2Method for robust PTP synchronization with default 1588V2 profileERICSSON TELEFON AB L M·Filed 2014·Granted Feb 23, 2016·7 cites·24 claims
- 0682US5677468AArtemisinin dimer compounds having anticancer activityHAUSER INC·Filed 1995·Granted Oct 14, 1997·27 cites·12 claims
- 0781US5856351AArtemisinin dimer compounds having anticancer activityFiled 1997·Granted Jan 5, 1999·26 cites·22 claims
- 0880US6361815B1Products comprising trihydroxystilbenes and derivatives thereof and methods for their manufacture and usePURE WORLD BOTAN INC·Filed 1998·Granted Mar 26, 2002·29 cites·18 claims
- 0978US6156790AC-10 carbon-substituted artemisinin-like trioxane compounds having antimalarial, antiproliferative and antitumor activitiesHAUSER INC·Filed 1997·Granted Dec 5, 2000·22 cites·30 claims
- 1078US5679807APreparation of taxol and docetaxel through primary aminesHAUSER INC·Filed 1995·Granted Oct 21, 1997·20 cites·27 claims
- 1177US7971377B2Lenticular image displayZHENG QUN·Filed 2007·Granted Jul 5, 2011·8 cites·12 claims
- 1276US9106352B2Frequency distribution using precision time protocolZHENG QUN·Filed 2012·Granted Aug 11, 2015·5 cites·18 claims
- 1374US8995473B2Ring based precise time data network clock phase adjustmentsZHENG QUN·Filed 2012·Granted Mar 31, 2015·4 cites·20 claims
- 1472USRE38117ETrioxane dimer compound having antiproliferative and antitumor activitiesHAUSER INC·Filed 2000·Granted May 6, 2003·5 cites·23 claims
- 1571US6469050B17-hexanoyltaxol and methods for preparing the sameFiled 2000·Granted Oct 22, 2002·3 cites·12 claims
- 1670US5449790APreparation of 10-deacetylbaccatin III and 7-protected-10-deacetylbaccatin III derivatives from 10-deacetyl taxol A, 10-deacetyl taxol B, and 10-deacetyl taxol CHAUSER CHEMICAL RES INC·Filed 1994·Granted Sep 12, 1995·22 cites·13 claims
- 1769US6878731B2Imidazole alkaloids from Lepidium meyenii and methods of usagePURE WORLD BOTAN INC·Filed 2002·Granted Apr 12, 2005·4 cites·2 claims
- 1868US6267995B1Extract of Lepidium meyenii roots for pharmaceutical applicationsPURE WORLD BOTAN INC·Filed 1999·Granted Jul 31, 2001·22 cites·6 claims
- 1967US6753345B27-hexanolytaxol and methods for preparing the sameHAUSER INC·Filed 2002·Granted Jun 22, 2004·2 cites·19 claims
- 2067US6682697B2Process for sterilization and disinfecting of agriculture and botanic productsPURE WORLD BOTAN INC·Filed 2002·Granted Jan 27, 2004·20 cites·29 claims
- 2167US6552206B1Compositions and methods for their preparation from lepidiumPURE WORLD BOTAN INC·Filed 2002·Granted Apr 22, 2003·2 cites·3 claims
- 2264US6428824B1Treatment of sexual dysfunction with an extract of Lepidium meyenii rootsPURE WORLD BOTAN INC·Filed 2001·Granted Aug 6, 2002·2 cites·10 claims
- 2362US6160004AC-10 carbon-substituted artemisinin-like trioxane compounds having antimalarial, antiproliferative and antitumor activitiesHAUSER INC·Filed 1998·Granted Dec 12, 2000·25 cites·19 claims
- 2461US5892063ACephalomannine epoxide, its analogues and a method for preparing the sameHAUSER INC·Filed 1997·Granted Apr 6, 1999·17 cites·23 claims
- 2559US6136988A7-hexanoyltaxol and methods for preparing the sameHAUSER INC·Filed 1998·Granted Oct 24, 2000·11 cites·11 claims
- 2658USRE43005ECompositions and methods for their preparation from lepidiumZHENG BO LIN·Filed 2007·Granted Dec 6, 2011·0 cites·9 claims
- 2755US2006057228A1Weight loss compositionPURE WORLD BOTAN INC·Filed 2005·Application pending·0 cites
- 2849US12334732B2Off-grid start method and system for new energy power generation systemSUNGROW POWER SUPPLY CO LTD·Filed 2021·Granted Jun 17, 2025·0 cites·9 claims
- 2948US6004997ATrioxane dimer compounds having antiproliferative and antitumor activitiesHAUSER INC·Filed 1998·Granted Dec 21, 1999·3 cites·14 claims
- 3048US2005171081A1Imidazole alkaloids from lepidium meyenii and methods of usagePURE WORLD BOTAN INC·Filed 2005·Application pending·0 cites
- 3146US10693297B2Centralized MPPT exiting and switching method and application thereofSUNGROW POWER SUPPLY CO LTD·Filed 2014·Granted Jun 23, 2020·0 cites·19 claims
- 3246US2002042530A1Compositions and methods for their preparation from lepidiumFiled 2001·Application pending·0 cites
- 3341US2007116786A1A lipidic extract from lepidium meynii and its effect on the libidoNATUREX·Filed 2006·Application pending·0 cites
- 3440US2013336117A1Distributed processing scheme to support ieee 1588 ptp over multiple ports spanning a lagYAN DESMOND·Filed 2012·Application pending·0 cites
- 3539US5840925ATrioxane dimer compounds having antiproliferative and antitumor activitiesHAUSER INC·Filed 1996·Granted Nov 24, 1998·3 cites·23 claims
- 3630US2017133857A1Single-stage photovoltaic grid-connected inverter and control method and application thereofSUNGROW POWER SUPPLY CO LTD·Filed 2015·Application pending·0 cites
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