Inventor · disambiguated record
Man Chak Chan
Also filed as: CHAN MAN · CHAN MAN CHAK
33 granted patents·3 pending applications·152 citations·filing 2007–2024
96Inventor score
Top patents by PatentIndex Score
36 records- 0189US12108846B2Belt buckle and beltDURAFLEX HONG KONG LTD·Filed 2022·Granted Oct 8, 2024·2 cites·20 claims
- 0287USD1021687SBuckleDURAFLEX HONG KONG LTD·Filed 2020·Granted Apr 9, 2024·8 cites·1 claims
- 0381US10992075B2Attachable surface cover for USB portDURAFLEX HONG KONG LTD·Filed 2018·Granted Apr 27, 2021·4 cites·10 claims
- 0480US11122866B2Eyelet button and assembly method thereofDURAFLEX HONG KONG LTD·Filed 2020·Granted Sep 21, 2021·1 cites·9 claims
- 0580USD646557SHookNIFCO HK LTD·Filed 2010·Granted Oct 11, 2011·30 cites·1 claims
- 0679USD1038829SSliding buckleDURAFLEX HONG KONG LTD·Filed 2023·Granted Aug 13, 2024·4 cites·1 claims
- 0779US8403193B2Shoulder strap chest system for a packCHAN MAN·Filed 2009·Granted Mar 26, 2013·10 cites·9 claims
- 0877USD1013573SBelt hookDURAFLEX HONG KONG LTD·Filed 2020·Granted Feb 6, 2024·6 cites·1 claims
- 0977US10716346B2Adjusting strap for adjusting tube orifice diameter of flexible tube-shaped objectDURAFLEX HONG KONG LTD·Filed 2019·Granted Jul 21, 2020·1 cites·10 claims
- 1072US8132298B2Fastener for cordCHAN MAN·Filed 2007·Granted Mar 13, 2012·6 cites·7 claims
- 1168USD1080369SCord lockDURAFLEX HONG KONG LTD·Filed 2023·Granted Jun 24, 2025·2 cites·1 claims
- 1268USD1080368SCord lockDURAFLEX HONG KONG LTD·Filed 2023·Granted Jun 24, 2025·2 cites·1 claims
- 1365USD933525SSnap buttonDURAFLEX HONG KONG LTD·Filed 2019·Granted Oct 19, 2021·8 cites·1 claims
- 1464US8087130B2FastenerCHAN MAN·Filed 2008·Granted Jan 3, 2012·4 cites·2 claims
- 1563US12203293B2Lock and suitcaseDURAFLEX HONG KONG LTD·Filed 2022·Granted Jan 21, 2025·0 cites·10 claims
- 1663USD633378SCord lockNIFCO HK LTD·Filed 2009·Granted Mar 1, 2011·13 cites·1 claims
- 1759USD1014328SSliding buckleDURAFLEX HONG KONG LTD·Filed 2019·Granted Feb 13, 2024·5 cites·1 claims
- 1858USD633377SCord adjusterNIFCO HK LTD·Filed 2009·Granted Mar 1, 2011·11 cites·1 claims
- 1958US2009277987A1AdjusterNIFCO HK LTD·Filed 2008·Application pending·0 cites
- 2052USD933524SSnap buttonDURAFLEX HONG KONG LTD·Filed 2019·Granted Oct 19, 2021·4 cites·1 claims
- 2151US11116289B1Sliding connector assemblyDURAFLEX HONG KONG LTD·Filed 2020·Granted Sep 14, 2021·0 cites·9 claims
- 2251USD892675SSnap buttonDURAFLEX HONG KONG LTD·Filed 2019·Granted Aug 11, 2020·4 cites·1 claims
- 2350USD1100739SBuckleDURAFLEX HONG KONG LTD·Filed 2024·Granted Nov 4, 2025·0 cites·1 claims
- 2450USD1100740SBuckleDURAFLEX HONG KONG LTD·Filed 2024·Granted Nov 4, 2025·0 cites·1 claims
- 2550USD1100738SBuckleDURAFLEX HONG KONG LTD·Filed 2024·Granted Nov 4, 2025·0 cites·1 claims
- 2646USD626402SSewing hookNIFCO HK LTD·Filed 2009·Granted Nov 2, 2010·6 cites·1 claims
- 2746USD617234SSide release buckleNIFCO HK LTD·Filed 2009·Granted Jun 8, 2010·6 cites·1 claims
- 2843USD1008083SSliding buckleDURAFLEX HONG KONG LTD·Filed 2019·Granted Dec 19, 2023·2 cites·1 claims
- 2943USD933526SSnap buttonDURAFLEX HONG KONG LTD·Filed 2019·Granted Oct 19, 2021·2 cites·1 claims
- 3043USD630493SAdjusting hookNIFCO HK LTD·Filed 2009·Granted Jan 11, 2011·5 cites·1 claims
- 3142USD899967SSnap buttonDURAFLEX HONG KONG LTD·Filed 2019·Granted Oct 27, 2020·2 cites·1 claims
- 3242USD880352SSnap buttonDURAFLEX HONG KONG LTD·Filed 2018·Granted Apr 7, 2020·2 cites·1 claims
- 3339US2008289151A1Fastener for cordCHAN MAN·Filed 2007·Application pending·0 cites
- 3438US2007175007A1BuckleNIFCO HK LTD·Filed 2007·Application pending·0 cites
- 3533USD743780SCord puller assemblyNIFCO HK LTD·Filed 2013·Granted Nov 24, 2015·2 cites·1 claims
- 3632USD933456SSewable USB cable clipDURAFLEX HONG KONG LTD·Filed 2019·Granted Oct 19, 2021·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →