DJ

David Niel Johnson

HI Hallmark Cards, Incorporated: 3 patents #44 of 288Top 20%
📍 Gladstone, MO: #15 of 67 inventorsTop 25%
🗺 Missouri: #6,609 of 23,789 inventorsTop 30%
Overall (All Time): #1,328,415 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12288113 Signature-based unique identifier Scott A. Schimke, Jennifer R. Garbos 2025-04-29
11900194 Signature-based unique identifier Scott A. Schimke, Jennifer R. Garbos 2024-02-13
11263503 Signature-based unique identifier Scott A. Schimke, Jennifer R. Garbos 2022-03-01