Inventor · disambiguated record
Wangdong Chen
Also filed as: CHEN WANGDONG
27 granted patents·5 pending applications·4,029 citations·filing 2008–2025
97Inventor score
Files withTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD17SUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD8CHEN WANGDONG6SUZHOU TOUCHSTONE INT MED SCI1
Top patents by PatentIndex Score
32 records- 0196US10806453B2Stapling head assembly and suturing and cutting apparatus for endoscopic surgerySUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2015·Granted Oct 20, 2020·708 cites·18 claims
- 0296US9931120B2Staple chamber assembly and linear surgical stitching device using said staple chamber assemblyCHEN WANGDONG·Filed 2011·Granted Apr 3, 2018·707 cites·5 claims
- 0396US9433414B2Linear cutting staplerCHEN WANGDONG·Filed 2011·Granted Sep 6, 2016·711 cites·6 claims
- 0495US10888323B2Staple cartridge assembly and medical stapler using the staple cartridge assemblyTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2015·Granted Jan 12, 2021·424 cites·20 claims
- 0595US10772628B2Staple cartridge assembly and medical stapler using the staple cartridge assemblyTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2015·Granted Sep 15, 2020·567 cites·8 claims
- 0695US10136888B2Circular stapler and staple head assembly thereofTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2015·Granted Nov 27, 2018·80 cites·18 claims
- 0795US9700315B2Linear cutting staplerCHEN WANGDONG·Filed 2011·Granted Jul 11, 2017·517 cites·12 claims
- 0894US9861363B2Linear surgical staplerTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2013·Granted Jan 9, 2018·248 cites·8 claims
- 0991US9888923B2Firing assembly for surgical stapler and surgical staplerTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2015·Granted Feb 13, 2018·14 cites·16 claims
- 1084US10433848B2Circular stapler and staple head assembly thereofSUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2013·Granted Oct 8, 2019·30 cites·22 claims
- 1174US2025281175A1Emergency apparatus and surgical instrumentTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2025·Application pending·0 cites
- 1271US8585719B2Instrument for anorectal surgeryCHEN WANGDONG·Filed 2008·Granted Nov 19, 2013·11 cites·8 claims
- 1368US10835244B2Tissue closure device, tissue closure component, and medical instrumentTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2016·Granted Nov 17, 2020·2 cites·29 claims
- 1466US11123064B2Tissue closure deviceTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2016·Granted Sep 21, 2021·1 cites·16 claims
- 1566US10265070B2Linear cutting staplerSUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2014·Granted Apr 23, 2019·3 cites·19 claims
- 1663US9826979B2Introducer and circular staplerSUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2014·Granted Nov 28, 2017·3 cites·30 claims
- 1757US9381017B2Linear surgical stapler with rotatable operation buttonTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2013·Granted Jul 5, 2016·1 cites·18 claims
- 1856US8172123B2Surgical stapling head assembly with a rotary cutterCHEN WANGDONG·Filed 2008·Granted May 8, 2012·2 cites·9 claims
- 1955US10675029B2Staple chamber assembly and linear surgical stitching device using said staple chamber assemblyTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2018·Granted Jun 9, 2020·0 cites·18 claims
- 2053US11364031B2Handle assembly and stapler including the sameTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2018·Granted Jun 21, 2022·0 cites·18 claims
- 2151US11096695B2Circular stapler and staple head assembly thereofTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2019·Granted Aug 24, 2021·0 cites·15 claims
- 2250US12433594B2Anastomosis protection deviceTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2021·Granted Oct 7, 2025·0 cites·19 claims
- 2348US2024024152A1Anastomosis protection deviceTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2021·Application pending·0 cites
- 2446US10327770B2Linear cutting staplerSUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2014·Granted Jun 25, 2019·0 cites·17 claims
- 2546US2016324519A1Linear suturing and cutting deviceSUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2014·Application pending·0 cites
- 2645US2010249807A1Surgical purse-string suturing instrumentSUZHOU TOUCHSTONE INT MED SCI·Filed 2008·Application pending·0 cites
- 2742US10226255B2Medical anastomosis deviceTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2016·Granted Mar 12, 2019·0 cites·17 claims
- 2841US10603063B2Suturing and cutting apparatus for endoscopic surgerySUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2015·Granted Mar 31, 2020·0 cites·15 claims
- 2941US10070864B2Loading unit assembly and linear surgical stapler with loading unit assemblyTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2015·Granted Sep 11, 2018·0 cites·15 claims
- 3040US9629634B2Introducer accessoryCHEN WANGDONG·Filed 2012·Granted Apr 25, 2017·0 cites·29 claims
- 3137US2017354413A1Stapling head assembly and suturing and cutting apparatus for endoscopic surgerySUZHOU TOUCHSTONE INT MEDICAL SCIENCE CO LTD·Filed 2015·Application pending·0 cites
- 3236US11123072B2Tissue closure device and medical instrumentTOUCHSTONE INTERNATIONAL MEDICAL SCIENCE CO LTD·Filed 2016·Granted Sep 21, 2021·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →