DK

David Klein

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Columbia, MD: #452 of 1,501 inventorsTop 35%
🗺 Maryland: #10,129 of 35,612 inventorsTop 30%
Overall (All Time): #1,499,389 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9805209 Systems and methodologies for managing document access permissions Mark Peter Naglost, Scott Coles, Justin Dahl 2017-10-31
7996474 Placing email substrings in a new chronological order 2011-08-09
4294035 Device with visual and audio output 1981-10-13