Inventor · disambiguated record
Norman Lien
Also filed as: LIEN NORMAN
8 granted patents·2 pending applications·1 citations·filing 2010–2022
71Inventor score
Top patents by PatentIndex Score
10 records- 0154US11578785B2Short-axle-distance large-speed-ratio gear set structureYAO LI HO·Filed 2021·Granted Feb 14, 2023·0 cites·16 claims
- 0252US11686372B2Modularized coaxial gear set reduction mechanismYAO LI HO·Filed 2021·Granted Jun 27, 2023·0 cites·12 claims
- 0351US11614128B2Clutch structureYAO LI HO·Filed 2022·Granted Mar 28, 2023·0 cites·15 claims
- 0448US12110078B2Power switching structureYAO LI HO·Filed 2021·Granted Oct 8, 2024·0 cites·12 claims
- 0544US11572932B2Coupling structure and modularized coaxial gear train reduction mechanism using sameYAO LI HO·Filed 2021·Granted Feb 7, 2023·0 cites·24 claims
- 0644US8443953B2Clutch with high binding abilityFANG JUI-MING·Filed 2010·Granted May 21, 2013·1 cites·13 claims
- 0743US11300183B2Structure of speed changerYAO LI HO·Filed 2021·Granted Apr 12, 2022·0 cites·12 claims
- 0841US11480233B2Planetary speed-change mechanismYAO LI HO·Filed 2021·Granted Oct 25, 2022·0 cites·14 claims
- 0934US2018073572A1Variable speed mechanismBATOM CO LTD·Filed 2017·Application pending·0 cites
- 1034US2018073573A1ClutchBATOM CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →