Assignee
HAIHONG ELECTRIC CO LTD
CN·13 granted patents·5 pending applications·5 citations·filing 2014–2021
Top patents by PatentIndex Score
18 records- 0190US12106894B2Winding dieHAIHONG ELECTRIC CO LTD·Filed 2021·Granted Oct 1, 2024·2 cites·8 claims
- 0279US10937580B2Amorphous alloy transformer iron core of three-dimensional triangle structureHAIHONG ELECTRIC CO LTD·Filed 2018·Granted Mar 2, 2021·1 cites·1 claims
- 0365US9991042B2Fixing structure for upper pressing blocks of stereoscopic wound core open-ventilated dry-type transformerHAIHONG ELECTRIC CO LTD·Filed 2014·Granted Jun 5, 2018·2 cites·1 claims
- 0461US12400787B2Waterproof transformer coil structure and manufacturing method thereofHAIHONG ELECTRIC CO LTD·Filed 2021·Granted Aug 26, 2025·0 cites·6 claims
- 0557US12266471B2Method and device for winding foil coil of stereoscopic wound iron core transformerHAIHONG ELECTRIC CO LTD·Filed 2021·Granted Apr 1, 2025·0 cites·9 claims
- 0657US10361029B2Paint immersing process for insulating paperHAIHONG ELECTRIC CO LTD·Filed 2014·Granted Jul 23, 2019·0 cites·3 claims
- 0755US12249456B2Winding cylinder of stereoscopic wound iron core transformerHAIHONG ELECTRIC CO LTD·Filed 2021·Granted Mar 11, 2025·0 cites·9 claims
- 0854US2024047124A1Clamping device of stereoscopic wound iron core transformer and transformerHAIHONG ELECTRIC CO LTD·Filed 2021·Application pending·0 cites
- 0951US2024047122A1Coil winding structure of wound iron core transformerHAIHONG ELECTRIC CO LTD·Filed 2021·Application pending·0 cites
- 1050US11295889B2Pulling plate structure for a three-dimensional wound core of transformerHAIHONG ELECTRIC CO LTD·Filed 2017·Granted Apr 5, 2022·0 cites·5 claims
- 1149US12183506B2Winding method for foil coilHAIHONG ELECTRIC CO LTD·Filed 2021·Granted Dec 31, 2024·0 cites·5 claims
- 1248US11315722B2Low-voltage lead structure for three-dimensional wound core of transformerHAIHONG ELECTRIC CO LTD·Filed 2019·Granted Apr 26, 2022·0 cites·4 claims
- 1348US10818425B2High-voltage lead structure for three-dimensional wound core of transformerHAIHONG ELECTRIC CO LTD·Filed 2017·Granted Oct 27, 2020·0 cites·9 claims
- 1448US9786427B2Coil structure of open ventilated type stereoscopic wound-core dry-type transformerHAIHONG ELECTRIC CO LTD·Filed 2014·Granted Oct 10, 2017·0 cites·1 claims
- 1548US2023343511A1Casting dry-type transformer and manufacturing method thereofHAIHONG ELECTRIC CO LTD·Filed 2021·Application pending·0 cites
- 1644US10056189B2High voltage wire leading method for stereoscopic wound core open ventilated dry-type transformerHAIHONG ELECTRIC CO LTD·Filed 2014·Granted Aug 21, 2018·0 cites·4 claims
- 1742US2019295762A1Three-dimensional wound core of transformer with isosceles triangular iron yokesHAIHONG ELECTRIC CO LTD·Filed 2019·Application pending·0 cites
- 1837US2019392981A1Three-dimensional wound core open dry-type transformer coil structure and winding method thereforHAIHONG ELECTRIC CO LTD·Filed 2017·Application pending·0 cites
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