Inventor · disambiguated record
Changhong Zhang
Also filed as: MUCHA JASON · ZHANG CHANGHONG
2 granted patents·2 pending applications·4 citations·filing 2002–2025
41Inventor score
Files withMAINTENANCE & TEST CENTRE CSG EHV POWER TRANS COMPANY2CHINA SOUTHERN POWER GRID COMPANY LIMITED EHV TRANS COMPANY1SIEMENS VDO AUTOMOTIVE CORP1
Top patents by PatentIndex Score
4 records- 0171US2025385515A1Multi-port dc transfer switch based on controllable negative voltage sourceCHINA SOUTHERN POWER GRID COMPANY LIMITED EHV TRANS COMPANY·Filed 2025·Application pending·0 cites
- 0243US6848626B2End of valve motion detection for a spool control valveSIEMENS VDO AUTOMOTIVE CORP·Filed 2002·Granted Feb 1, 2005·4 cites·11 claims
- 0330US11428613B2Mechanical reliability testing platform and testing method for tri-post insulators in GIL deviceMAINTENANCE & TEST CENTRE CSG EHV POWER TRANS COMPANY·Filed 2019·Granted Aug 30, 2022·0 cites·6 claims
- 0428US2018080989A1Assessment method for flashover faults of 220 kv or higher porcelain live tank circuit breakerMAINTENANCE & TEST CENTRE CSG EHV POWER TRANS COMPANY·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →