Assignee
YU CHING CHUAN
1 granted patent·2 pending applications·17 citations·filing 1995–2025
Top patents by PatentIndex Score
3 records- 0156USD370556SUmbrellaYU CHING-CHUAN·Filed 1995·Granted Jun 11, 1996·17 cites·1 claims
- 0254US2025386969A1Heat insulation structure of roasting machineYU CHING CHUAN·Filed 2025·Application pending·0 cites
- 0352US2025280864A1Thermal conductive device of drum roasterYU CHING CHUAN·Filed 2024·Application pending·0 cites
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