High-voltage DC relay with permanent magnet arc extinguishing function
US-12562320-B2 · Feb 24, 2026 · US
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Su Liji patents
Su Liji is listed as an inventor on 14 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Su Liji |
| Total patents | 14 |
| First publication | May 2, 2024 |
| Latest publication | Feb 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Relay
US-2025095935-A1 · Mar 20, 2025 · US
Relay
US-2025095936-A1 · Mar 20, 2025 · US
Relay
US-2025095940-A1 · Mar 20, 2025 · US
Magnetic circuit system with enhanced initial electromagnetic attraction and high-voltage dc relay
US-2025087438-A1 · Mar 13, 2025 · US
High-voltage direct current (dc) relay capable of enhancing arc extinguishing capability
US-2024379300-A1 · Nov 14, 2024 · US
Relay
US-2024347301-A1 · Oct 17, 2024 · US
Relay
US-2024347300-A1 · Oct 17, 2024 · US
Relay
US-2024347302-A1 · Oct 17, 2024 · US
Relay
US-2024347297-A1 · Oct 17, 2024 · US
Recent patents
Latest publications not already listed above.
Relay
US-2024347303-A1 · Oct 17, 2024 · US
Magnetic shielding structure for relay contact and relay
US-2024312744-A1 · Sep 19, 2024 · US
Relay
US-2024312746-A1 · Sep 19, 2024 · US
High-voltage dc relay with permanent magnet arc extinguishing function
US-2024145188-A1 · May 2, 2024 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Xiamen Hongfa Electric Power Controls Co Ltd | 14 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01H50/546 | 13 |
| H01H50/64 | 12 |
| H01H50/54 | 10 |
| H01H1/54 | 10 |
| H01H1/20 | 10 |