Inventor · disambiguated record
Shuming Zhong
Also filed as: ZHONG SHUMING · ZHONG SR SHUMING
25 granted patents·24 pending applications·26 citations·filing 2014–2025
93Inventor score
Technology areasH01H
Top patents by PatentIndex Score
49 records- 0196US12243700B2Short circuit current-resistant and arc-extinguishing DC relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2020·Granted Mar 4, 2025·4 cites·17 claims
- 0294US11670472B2Direct-current relay resistant to short-circuit currentXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2019·Granted Jun 6, 2023·8 cites·22 claims
- 0385US12009172B2High-voltage DC relay with auxiliary contactXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Granted Jun 11, 2024·1 cites·10 claims
- 0483US10854410B2High-voltage direct-current relay and assembly method thereforXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2016·Granted Dec 1, 2020·4 cites·14 claims
- 0582US12027334B2Direct-current relay capable of extinguishing arc and resisting short-circuit currentXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2023·Granted Jul 2, 2024·0 cites·15 claims
- 0682US12027333B2Direct-current relay capable of extinguishing arc and resisting short-circuit currentXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2023·Granted Jul 2, 2024·0 cites·15 claims
- 0782US12027335B2Direct-current relay capable of extinguishing arc and resisting short-circuit currentXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2023·Granted Jul 2, 2024·0 cites·16 claims
- 0882US12020881B2Direct-current relay having a function of extinguishing ARC and resisting short-circuit currentXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2023·Granted Jun 25, 2024·0 cites·14 claims
- 0982US12020880B2Direct-current relay having a function of extinguishing arc and resisting short-circuit currentXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2023·Granted Jun 25, 2024·0 cites·12 claims
- 1080US2025299897A1High-voltage dc relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2025·Application pending·0 cites
- 1180US2025308823A1High-voltage dc relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2025·Application pending·0 cites
- 1279US2025308822A1High-voltage dc relayXiamen Hongfa Electric Power·Filed 2025·Application pending·0 cites
- 1378US11501939B2High-voltage DC relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2020·Granted Nov 15, 2022·1 cites·23 claims
- 1478US10068731B2Framework of relay and relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2014·Granted Sep 4, 2018·5 cites·14 claims
- 1577US12368014B2High-voltage DC relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Granted Jul 22, 2025·0 cites·11 claims
- 1677US2025349480A1Connecting structure between lead-out pins of auxiliary stationary contacts and yoke plate of dc relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2025·Application pending·0 cites
- 1773US12002641B2High-voltage DC relay having a movable pieceXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Granted Jun 4, 2024·0 cites·19 claims
- 1871US2025149281A1Dc relay for anti-short circuit current and arc extinctionXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2025·Application pending·0 cites
- 1971US2025149280A1Dc relay for anti-short circuit current and arc extinctionXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2025·Application pending·0 cites
- 2070US12354819B2High-voltage DC relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2021·Granted Jul 8, 2025·0 cites·12 claims
- 2169US11476070B2Magnetic latching relay capable of accurately positioning magnetic circuitXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2021·Granted Oct 18, 2022·0 cites·9 claims
- 2266US12482621B2Connecting structure between lead-out pins of auxiliary stationary contacts and yoke plate of DC relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2021·Granted Nov 25, 2025·0 cites·9 claims
- 2364US12424405B2High-voltage DC relay with auxiliary contactXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2021·Granted Sep 23, 2025·0 cites·16 claims
- 2460US2025095939A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 2558US2024347299A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 2657US11031202B2Magnetic latching relay capable of resisting short-circuit currentXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2017·Granted Jun 8, 2021·0 cites·11 claims
- 2757US2024387135A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 2857US2024387132A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 2957US2024395488A1Contact part and relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3057US2024387137A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3157US2024387136A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3257US2024387138A1Fixing frame and magnetic latching relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3357US2024387131A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3456US2024387134A1Contact piece structure and magnetic holding relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3556US2024387133A1Contact piece structure and magnetic latching relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3654US2024347297A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3754US2024347303A1RelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2024·Application pending·0 cites
- 3852US9640336B2Magnetic latching relay having asymmetrical solenoid structureXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2014·Granted May 2, 2017·1 cites·6 claims
- 3950USD1042364SRelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Granted Sep 17, 2024·1 cites·1 claims
- 4050USD1042363SRelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Granted Sep 17, 2024·1 cites·1 claims
- 4150US2025123311A1Quantifiable electromagnetic relay and electronic energy meterXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Application pending·0 cites
- 4250US2025079102A1Switching device with pyrotechnic actuation apparatusXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Application pending·0 cites
- 4347US12080501B2High-voltage direct-current magnetic latching relay with sensitive responseXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2021·Granted Sep 3, 2024·0 cites·12 claims
- 4447US11164711B2DC contactor with dual micro switchesXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2017·Granted Nov 2, 2021·0 cites·9 claims
- 4547US2024282539A1Multi-phase electromagnetic relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Application pending·0 cites
- 4646US12394583B2Hinge type bistable magnetic circuit structure and magnetic latching relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Granted Aug 19, 2025·0 cites·19 claims
- 4745US2024021392A1Relay movable spring capable of reducing temperature rise and relayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2021·Application pending·0 cites
- 4841US2024128037A1Magnetic latching relay having microswitchXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2020·Application pending·0 cites
- 4938USD1062654SRelayXIAMEN HONGFA ELECTRIC POWER CONTROLS CO LTD·Filed 2022·Granted Feb 18, 2025·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →