Inventor · disambiguated record

Lap Lam Chui

Also filed as: CHUI LAP LAM

4 granted patents·0 citations·filing 2021–2023

50Inventor score

Technology areasF01L

Files withJIANGSU JOINTEK PREC MACHINERY CO LTD4

Top patents by PatentIndex Score

4 records

0143US11976578B2Driving devices for a composite engine valve of a dedicated driving camJIANGSU JOINTEK PREC MACHINERY CO LTD·Filed 2023·Granted May 7, 2024·0 cites·9 claims
0240US11988116B2Combined valve actuating devices with specialized actuating cams for hydraulic lash self-adjustmentJIANGSU JOINTEK PREC MACHINERY CO LTD·Filed 2023·Granted May 21, 2024·0 cites·8 claims
0334US11377980B2Self-resetting single-valve double-piston hydraulic drive device and method for overhead cam engineJIANGSU JOINTEK PREC MACHINERY CO LTD·Filed 2021·Granted Jul 5, 2022·0 cites·20 claims
0434US11377981B2Self-resetting single-valve hydraulic drive device and method based on primary and secondary pistons for push rod engineJIANGSU JOINTEK PREC MACHINERY CO LTD·Filed 2021·Granted Jul 5, 2022·0 cites·20 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →