Inventor · disambiguated record
Alvin Ma
Also filed as: MA ALVIN
13 granted patents·47 citations·filing 2017–2024
89Inventor score
Top patents by PatentIndex Score
13 records- 0196US11603680B2Interchangeable core lock assembliesDELTA LOCK COMPANY LLC·Filed 2020·Granted Mar 14, 2023·5 cites·17 claims
- 0292US11528454B2Lock system including automation notification and surveillance integrationDELTA LOCK COMPANY LLC·Filed 2020·Granted Dec 13, 2022·4 cites·29 claims
- 0390US11992135B2Devices, systems and methods for hanging and securing items for displayINNOVATION LOCK LLC·Filed 2022·Granted May 28, 2024·4 cites·6 claims
- 0490US11976497B2Drawer lock assembliesDELTA LOCK COMPANY LLC·Filed 2021·Granted May 7, 2024·2 cites·19 claims
- 0590US10724276B2Interchangeable core lock assembliesDELTA LOCK COMPANY LLC·Filed 2017·Granted Jul 28, 2020·7 cites·12 claims
- 0686US10827853B2Locking devices for pegboard hooks, slatwall hooks, and crossbar hooksDELTA LOCK COMPANY LLC·Filed 2019·Granted Nov 10, 2020·10 cites·14 claims
- 0786US10435914B2Interchangeable core lock assembliesDELTA LOCK COMPANY LLC·Filed 2017·Granted Oct 8, 2019·7 cites·20 claims
- 0884US10721444B2Lock system including automation notification and surveillance integrationDELTA LOCK COMPANY LLC·Filed 2019·Granted Jul 21, 2020·8 cites·26 claims
- 0967US12390022B2Devices, systems and methods for hanging and securing items for displayINNOVATION LOCK LLC·Filed 2024·Granted Aug 19, 2025·0 cites·15 claims
- 1066US11732507B2Interchangeable core lock assembliesDELTA LOCK COMPANY LLC·Filed 2020·Granted Aug 22, 2023·0 cites·10 claims
- 1161US12359470B2Multi-axis latchbolt lock assemblyINNOVATION LOCK LLC·Filed 2023·Granted Jul 15, 2025·0 cites·20 claims
- 1259US11879269B2Ratchet lock assembliesDELTA LOCK COMPANY LLC·Filed 2021·Granted Jan 23, 2024·0 cites·20 claims
- 1357US12454849B2Drawer lock assembliesINNOVATION LOCK LLC·Filed 2023·Granted Oct 28, 2025·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →