LD

Leonard L. Drey

📍 Chesterfield, MO: #1,541 of 6,461 inventorsTop 25%
🗺 Missouri: #5,256 of 23,789 inventorsTop 25%
Overall (All Time): #1,073,241 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12229289 System and method of controlling access to a document file 2025-02-18
11829452 System and method of governing content presentation of multi-page electronic documents 2023-11-28
11281749 Method of selective online dissemination of digital assets 2022-03-22
10664606 System and method of controlling access to a document file 2020-05-26