Assignee
CHEN QINGHUA
CN·7 granted patents·38 citations·filing 2006–2024
Top patents by PatentIndex Score
7 records- 0186USD956768SNotebook computer standCHEN QINGHUA·Filed 2020·Granted Jul 5, 2022·14 cites·1 claims
- 0284USD986235SSmartphone standCHEN QINGHUA·Filed 2020·Granted May 16, 2023·12 cites·1 claims
- 0374USD1063064SSnorkel maskCHEN QINGHUA·Filed 2024·Granted Feb 18, 2025·4 cites·1 claims
- 0468US8114184B2Honeycomb ceramic particulate filtration substrate, a particulate filter and a filtration system as well as production methods thereofCHEN QINGHUA·Filed 2006·Granted Feb 14, 2012·4 cites·8 claims
- 0562US8462838B2Programmable SFP or SFP+ moduleCHEN QINGHUA·Filed 2009·Granted Jun 11, 2013·3 cites·23 claims
- 0656USD1064257SSnorkel maskCHEN QINGHUA·Filed 2024·Granted Feb 25, 2025·1 cites·1 claims
- 0744US9042689B2Optical switch and optical switch arrayCHEN QINGHUA·Filed 2012·Granted May 26, 2015·0 cites·19 claims
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