Inventor
ZHENG QINGHUA
DE66 patents
⚠️ This page may combine multiple inventors who share the name “ZHENG QINGHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NETAPP INC
25 patentsUS7657644B1Feb 2, 2010
Methods and apparatus for streaming media multicast
NETAPP INC240 citations99
US11210013B2Dec 28, 2021
Object store mirroring and garbage collection during synchronization of the object store
NETAPP INC17 citations93
US11048430B2Jun 29, 2021
Object store mirroring where during resync of two storage bucket, objects are transmitted to each of the two storage bucket
NETAPP INC19 citations93
US11036420B2Jun 15, 2021
Object store mirroring and resync, during garbage collection operation, first bucket (with deleted first object) with second bucket
NETAPP INC20 citations93
US10360099B2Jul 23, 2019
Object format resilient to remote object store errors
NETAPP INC11 citations92
US8055702B2Nov 8, 2011
System and method for caching network file systems
NETAPP INC15 citations91
US9152600B2Oct 6, 2015
System and method for caching network file systems
NETAPP INC10 citations82
US12086116B2Sep 10, 2024
Object and sequence number management
NETAPP INC2 citations73
US11487723B2Nov 1, 2022
Object and sequence number management
NETAPP INC1 citations73
US10552389B2Feb 4, 2020
Object and sequence number management
NETAPP INC1 citations73
US11573855B2Feb 7, 2023
Object format resilient to remote object store errors
NETAPP INC1 citations72
US11231989B2Jan 25, 2022
Object format resilient to remote object store errors
NETAPP INC1 citations72
US10853166B2Dec 1, 2020
Object format resilient to remote object store errors
NETAPP INC1 citations72
US11620071B2Apr 4, 2023
Object store mirroring with garbage collection
NETAPP INC1 citations71
US11609703B2Mar 21, 2023
Object store mirroring based on checkpoint
NETAPP INC1 citations71
US11816093B2Nov 14, 2023
Storage tier verification checks
NETAPP INC1 citations69
US11188520B2Nov 30, 2021
Storage tier verification checks
NETAPP INC1 citations69
US10621162B2Apr 14, 2020
Storage tier verification checks
NETAPP INC3 citations69
US11960448B2Apr 16, 2024
Unified object format for retaining compression and performing additional compression for reduced storage consumption in an object store
NETAPP INC2 citations66
US11934262B2Mar 19, 2024
Object format resilient to remote object store errors
NETAPP INC0 citations62
US12282677B2Apr 22, 2025
Object store mirroring based on checkpoint
NETAPP INC0 citations61
US12265520B2Apr 1, 2025
Storage tier verification checks
NETAPP INC0 citations59
US11372807B2Jun 28, 2022
Converting storage objects between formats in a copy-free transition
NETAPP INC0 citations59
US12253923B2Mar 18, 2025
Persistent metafile used to cache slot header metadata for improved read performance of objects within an object store
NETAPP INC0 citations55
US12210431B2Jan 28, 2025
Repair subsystem for persistent metafile repair to improve resiliency
NETAPP INC0 citations55
THYSSENKRUPP TRANSRAPID GMBH
5 patentsUS7699007B2Apr 20, 2010
Guideway carrier and magnetic levitation railway manufactured therewith
THYSSENKRUPP TRANSRAPID GMBH9 citations81
US7855628B2Dec 21, 2010
Magnet pole for magnetic levitation vehicles
THYSSENKRUPP TRANSRAPID GMBH6 citations63
US7699006B2Apr 20, 2010
Carrier and a magnetic levitation railway provided with said deck
THYSSENKRUPP TRANSRAPID GMBH5 citations63
US7907041B2Mar 15, 2011
Cladding element with an integrated reception unit for the contactless transfer of electrical energy and method for the production thereof
THYSSENKRUPP TRANSRAPID GMBH5 citations61
US9487377B2Nov 8, 2016
Elevator installation
THYSSENKRUPP TRANSRAPID GMBH2 citations60
SIEMENS AG
5 patentsUS6341364B1Jan 22, 2002
Computer assisted method of partitioning an electrical circuit
SIEMENS AG7 citations70
US5787004AJul 28, 1998
Method for computer-assisted iterative determination of the transient response of a quartz resonator circuit
SIEMENS AG7 citations66
US7362363B2Apr 22, 2008
Sensor device with sensor elements and read-out unit which reads partial measurements
SIEMENS AG5 citations62
US7047162B1May 16, 2006
Computer assisted method for partitioning an electric circuit
SIEMENS AG4 citations62
US6732337B1May 4, 2004
Method and arrangement for testing the stability of a working point of a circuit
SIEMENS AG2 citations61
LOESER FRIEDRICH
4 patentsUS8297195B2Oct 30, 2012
Magnetic levitation railway and method for its operation
LOESER FRIEDRICH23 citations92
US8281723B2Oct 9, 2012
Vehicle having an eddy current brake for a rail-borne transportation system, and a transportation system which is operated therewith, in particular a magnetic levitation train
LOESER FRIEDRICH22 citations92
US8402899B2Mar 26, 2013
Magnetically levitated railway
LOESER FRIEDRICH10 citations83
US8171859B2May 8, 2012
Magnetic levitation vehicle with at least one magnetic system
LOESER FRIEDRICH13 citations83
ZHENG QINGHUA
2 patentsNETWORK APPLIANCE INC
1 patentHEWLETT PACKARD DEVELOPMENT CO
1 patentHAHN WOLFGANG
1 patentMILLER LUITPOLD
1 patentUNIV XIAN JIAOTONG
1 patentTHYSSENKRUPP ELEVATOR AG
1 patentBREUCKER UWE-OTTO
1 patentUNIV XI AN JIAOTONG
1 patentLANGO JASON ANSEL
1 patentShowing the top 50 of 66 patents by PatentIndex Score.