Inventor
Jinlong XU
Inventor
CN
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems43%
LOC3043%
H02HEmergency protective circuit arrangements14%
PatentTitleYear
12,525,867Switch mode power supply control circuit and power supply chip2026D1058941Pet playpen2025D1058054Pet playpen2025D1048576Pet playpen202412,119,745Short-circuit protection circuit, chip and system for switched-mode power supply202411,996,765Current limit control circuit and switched-mode power supply chip incorporating same2024Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2024–2025Patents assigned to HUANGJIE HANGZHOU IND CO LTD (3)· patent assignee history
2024–2026Patents assigned to SHANGHAI XINLONG SEMICONDUCTOR TECH CO LTD (3)· patent assignee history
2024–2026Based in CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUANGJIE HANGZHOU IND CO LTD | 3 | 2024–2025 |
| SHANGHAI XINLONG SEMICONDUCTOR TECH CO LTD | 3 | 2024–2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 6 | 2024–2026 |