Inventor · disambiguated record
Carl Chen
Also filed as: CHEN CARL · CHEN CARL W · CHEN CARL WAN-CHENG
13 granted patents·3 pending applications·287 citations·filing 1978–2024
91Inventor score
Top patents by PatentIndex Score
16 records- 0193US4264452APump seal flushDU PONT·Filed 1979·Granted Apr 28, 1981·70 cites·1 claims
- 0291US7222454B1Apparatus and method for watering a houseplantCHEN CARL WAN-CHENG·Filed 2004·Granted May 29, 2007·64 cites·2 claims
- 0391US4190538APump seal flushDU PONT·Filed 1978·Granted Feb 26, 1980·66 cites·2 claims
- 0480US12327718B2Outer source assembly and associated componentsMICROMASS LTD·Filed 2024·Granted Jun 10, 2025·0 cites·13 claims
- 0579US4863083ASkis and boots carrying waist beltCHEN CARL W·Filed 1988·Granted Sep 5, 1989·50 cites·7 claims
- 0678US5545250APolytype electroconductive powdersDU PONT·Filed 1994·Granted Aug 13, 1996·18 cites·11 claims
- 0771US12106952B2Outer source assembly and associated componentsMICROMASS LTD·Filed 2019·Granted Oct 1, 2024·1 cites·13 claims
- 0868US5716553APolytype electroconductive powdersDU PONT·Filed 1996·Granted Feb 10, 1998·18 cites·10 claims
- 0959US12488972B2Atmospheric solids analysis source assemblyMICROMASS LTD·Filed 2021·Granted Dec 2, 2025·0 cites·15 claims
- 1059US11959896B2Transfer line, GCMS arrangement and mounting assemblyMICROMASS LTD·Filed 2019·Granted Apr 16, 2024·0 cites·20 claims
- 1157US12368036B2Holder for a capillary triggered to hold when a capillary is insertedMICROMASS LTD·Filed 2021·Granted Jul 22, 2025·0 cites·14 claims
- 1251US11972937B2Filament assemblyMICROMASS LTD·Filed 2019·Granted Apr 30, 2024·0 cites·20 claims
- 1349US11848186B2Inner source assembly and associated componentsMICROMASS LTD·Filed 2019·Granted Dec 19, 2023·0 cites·20 claims
- 1446US2002116870A1Automatic houseplant watering apparatus for homes and officesFiled 2002·Application pending·0 cites
- 1545US2023215717A1An atmospheric pressure ionisation sourceMICROMASS LTD·Filed 2021·Application pending·0 cites
- 1634US2004048512A1Quick coupler for cylindrical battery terminalFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →