Inventor
GAO QIONG
US15 patents
⚠️ This page may combine multiple inventors who share the name “GAO QIONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DONALDSON CO INC
8 patentsUS10357730B2Jul 23, 2019
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DONALDSON CO INC7 citations82
US9474994B2Oct 25, 2016
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DONALDSON CO INC10 citations82
US11161070B2Nov 2, 2021
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DONALDSON CO INC7 citations79
US12023613B2Jul 2, 2024
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DONALDSON CO INC1 citations71
US11253802B2Feb 22, 2022
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DONALDSON CO INC2 citations71
US11845027B2Dec 19, 2023
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DONALDSON CO INC2 citations68
US12528038B2Jan 20, 2026
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DONALDSON CO INC0 citations60
US12233367B2Feb 25, 2025
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DONALDSON CO INC0 citations58
PHILIP MORRIS USA INC
3 patentsUS6907885B2Jun 21, 2005
High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials
PHILIP MORRIS USA INC32 citations92
US6913784B2Jul 5, 2005
Continuous process for impregnating solid adsorbent particles into shaped micro-cavity fibers and fiber filters
PHILIP MORRIS USA INC27 citations91
US6919105B2Jul 19, 2005
Continuous process for retaining solid adsorbent particles on shaped micro-cavity fibers
PHILIP MORRIS USA INC16 citations83