Inventor · disambiguated record
Chien An Liu
Also filed as: LIU CHIEN-AN
6 granted patents·11 pending applications·14 citations·filing 2005–2025
74Inventor score
Top patents by PatentIndex Score
17 records- 0193US11527153B1Systems for analyzing vehicle traffic between geographic regionsGeotab Inc·Filed 2021·Granted Dec 13, 2022·9 cites·7 claims
- 0289US11862011B2Methods for analyzing vehicle traffic between geographic regionsGeotab Inc·Filed 2021·Granted Jan 2, 2024·3 cites·11 claims
- 0386US11335142B1Systems for analyzing vehicle journeysGeotab Inc·Filed 2021·Granted May 17, 2022·2 cites·11 claims
- 0479US2025369758A1Snap to road, popular routes, popular stops, predicting roadway speed, and contiguous region identificationGeotab Inc·Filed 2025·Application pending·0 cites
- 0573US12442643B2Snap to road, popular routes, popular stops, predicting roadway speed, and contiguous region identificationGeotab Inc·Filed 2022·Granted Oct 14, 2025·0 cites·20 claims
- 0668US11769400B2Systems for analyzing vehicle traffic between geographic regionsGeotab Inc·Filed 2022·Granted Sep 26, 2023·0 cites·11 claims
- 0758US2024159552A1Systems and methods for determining vehicle vocationsGeotab Inc·Filed 2023·Application pending·0 cites
- 0856US2024161606A1Systems and methods for identifying and ranking traffic bottlenecksGeotab Inc·Filed 2023·Application pending·0 cites
- 0948US10710225B2Nail gun having protection structureBASSO IND CORP·Filed 2016·Granted Jul 14, 2020·0 cites·10 claims
- 1047US2014202287A1Pneumatic ratchet wrench capable of preventing mis-switching of rotational directionBASSO IND CORP·Filed 2014·Application pending·0 cites
- 1146US2014020516A1Air ratchet wrenchBASSO IND CORP·Filed 2013·Application pending·0 cites
- 1244US2006197289A1Air-sealing apparatus for a pneumatic toolBASSO IND CORP·Filed 2005·Application pending·0 cites
- 1343US2022383735A1Methods for analyzing vehicle journeysGeotab Inc·Filed 2021·Application pending·0 cites
- 1443US2007246502A1Ejector tab structure for a nailerBASSO IND CORP·Filed 2007·Application pending·0 cites
- 1541US2018050396A1Trigger Assembly for a Pneumatic ToolBASSO IND CORP·Filed 2017·Application pending·0 cites
- 1640US2015266171A1Switching device for use in a ratchet wrenchBASSO IND CORP·Filed 2015·Application pending·0 cites
- 1737US2021276171A1Electric nail gun with buffer mechanismBASSO IND CORPORATION·Filed 2021·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Chien An Liu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →