AM

Alvin Ma

IL Innovation Lock: 8 patents #2 of 6Top 35%
DC Delta Lock Company: 4 patents #2 of 6Top 35%
📍 Irvine, CA: #878 of 6,241 inventorsTop 15%
🗺 California: #50,852 of 386,348 inventorsTop 15%
Overall (All Time): #398,760 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
12390022 Devices, systems and methods for hanging and securing items for display William H. Bullwinkel, Robert Ludwig, David R. Wachsman 2025-08-19
12359470 Multi-axis latchbolt lock assembly David R. Wachsman 2025-07-15
11992135 Devices, systems and methods for hanging and securing items for display William H. Bullwinkel, Robert Ludwig, David R. Wachsman 2024-05-28
11976497 Drawer lock assemblies William H. Bullwinkel, Robert Ludwig, David R. Wachsman 2024-05-07
11879269 Ratchet lock assemblies William H. Bullwinkel, Robert Ludwig, David R. Wachsman 2024-01-23
11732507 Interchangeable core lock assemblies William H. Bullwinkel 2023-08-22
11603680 Interchangeable core lock assemblies William H. Bullwinkel 2023-03-14
11528454 Lock system including automation notification and surveillance integration Alan Rabinowitz, David R. Wachsman, Octavio Pupo Nogueira Neto 2022-12-13
10827853 Locking devices for pegboard hooks, slatwall hooks, and crossbar hooks David R. Wachsman, Alan Rabinowitz 2020-11-10
10724276 Interchangeable core lock assemblies William H. Bullwinkel 2020-07-28
10721444 Lock system including automation notification and surveillance integration Alan Rabinowitz, David R. Wachsman, Octavio Pupo Nogueira Neto 2020-07-21
10435914 Interchangeable core lock assemblies 2019-10-08