Inventor · disambiguated record
Hsi-Jen Jen
Also filed as: JEN HSI-JEN
1 granted patent·6 pending applications·2 citations·filing 2004–2020
19Inventor score
Files withBEST SELECT IND SUZHOU CO LTD3BEST ACHIEVE INDUSTRIAL LTD2BEST ACHIEVE INDUSTRIAL LTD DONGGUAN CITY CN1YIN KING IND CO LTD1
Top patents by PatentIndex Score
7 records- 0155US10406664B2Impact structureBEST ACHIEVE INDUSTRIAL LTD·Filed 2017·Granted Sep 10, 2019·2 cites·5 claims
- 0239US2022080573A1Gapless Spindle Locking Device of Improved StructureBEST SELECT IND SUZHOU CO LTD·Filed 2020·Application pending·0 cites
- 0335US2021018048A1Impact structureBEST ACHIEVE INDUSTRIAL LTD DONGGUAN CITY CN·Filed 2020·Application pending·0 cites
- 0433US2018071905A1Gear adjusting device for electric impact drillBEST SELECT IND SUZHOU CO LTD·Filed 2016·Application pending·0 cites
- 0531US2018111258A1Gear adjusting device for gearbox of impact drillBEST ACHIEVE INDUSTRIAL LTD·Filed 2016·Application pending·0 cites
- 0630US2019015962A1Locking device for spindle of electric toolBEST SELECT IND SUZHOU CO LTD·Filed 2017·Application pending·0 cites
- 0719US2005090364A1Gearbox for power-driven toolYIN KING IND CO LTD·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →