DH

David H. F. Harper

IBM: 3 patents #891 of 6,852Top 15%
📍 Vail, AZ: #3 of 25 inventorsTop 15%
🗺 Arizona: #424 of 4,150 inventorsTop 15%
Overall (2023): #82,863 of 537,848Top 20%
3
Patents 2023

Issued Patents 2023

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11842829 Flexible electrical cable with four copper layers Sassan K. Shahidi, Hoodin Hamidi, Larry LeeRoy Tretter 2023-12-12
11837263 Tape erase element included in a tape erase device to erase a tape medium Hugo E. Rothuizen, Mark A. Lantz, Edwin R. Childers 2023-12-05
11621019 Portable tape storage on a mobile platform Gregory J. Goodman 2023-04-04