DJ

David Niel Johnson

HI Hallmark Cards, Incorporated: 1 patents #10 of 22Top 50%
📍 Gladstone, MO: #5 of 5 inventorsTop 100%
🗺 Missouri: #483 of 1,865 inventorsTop 30%
Overall (2025): #412,383 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12288113 Signature-based unique identifier Scott A. Schimke, Jennifer R. Garbos 2025-04-29