Assignee
HANGZHOU HANGKE OPTOELECTRONICS CO LTD
CN·11 granted patents·3 pending applications·11 citations·filing 2020–2024
Top patents by PatentIndex Score
14 records- 0190US11662065B1Manufacturing method of LED filament and manufacturing method of bulbHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2022·Granted May 30, 2023·2 cites·20 claims
- 0290US11619357B1LED filament and bulbHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2022·Granted Apr 4, 2023·2 cites·11 claims
- 0380US11898727B2Line lampHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2022·Granted Feb 13, 2024·1 cites·20 claims
- 0480US11393966B2Omnidirectional LED light wire and packaging method thereof, light source and lampHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2020·Granted Jul 19, 2022·1 cites·20 claims
- 0571USD943786SLight bulbHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2020·Granted Feb 15, 2022·5 cites·1 claims
- 0661US12326247B2Light tubes, light fixtures, and light bodiesHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2024·Granted Jun 10, 2025·0 cites·6 claims
- 0759US2024379576A1Flexible filament splicing structuresHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2024·Application pending·0 cites
- 0850US11614221B2LampHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2021·Granted Mar 28, 2023·0 cites·19 claims
- 0945US2023046106A1LampHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2021·Application pending·0 cites
- 1040USD1036712SLightHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2022·Granted Jul 23, 2024·0 cites·1 claims
- 1138US2023175657A1LampHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2022·Application pending·0 cites
- 1236USD1121208SChandelier with branchesHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2023·Granted Mar 31, 2026·0 cites·1 claims
- 1336USD943788SLight bulbHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2020·Granted Feb 15, 2022·0 cites·1 claims
- 1436USD943787SLight bulbHANGZHOU HANGKE OPTOELECTRONICS CO LTD·Filed 2020·Granted Feb 15, 2022·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →