Inventor
QINGNING LIANG
Inventor
CN
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Fprimary
H01FMagnets88%
Y02ATechnologies for adaptation to climate change13%
PatentTitleYear
12,400,787Waterproof transformer coil structure and manufacturing method thereof202512,266,471Method and device for winding foil coil of stereoscopic wound iron core transformer202512,249,456Winding cylinder of stereoscopic wound iron core transformer202512,183,506Winding method for foil coil202412,106,894Winding die202411,315,722Low-voltage lead structure for three-dimensional wound core of transformer202211,295,889Pulling plate structure for a three-dimensional wound core of transformer2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to HAIHONG ELECTRIC CO LTD (7)· patent assignee history
2022–2025Based in CN· patent location history
2024–2025Patents assigned to GUANGDONG TRITYPE ELECTRIC CO LTD (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HAIHONG ELECTRIC CO LTD | 7 | 2022–2025 |
| GUANGDONG TRITYPE ELECTRIC CO LTD | 3 | 2024–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 7 | 2022–2025 |