DH

David Heim

IBM: 3 patents #221 of 3,557Top 7%
📍 Portsmouth, NH: #1 of 13 inventorsTop 8%
🗺 New Hampshire: #36 of 683 inventorsTop 6%
Overall (1997): #17,276 of 185,788Top 10%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5666246 Magnetic storage system with canted hardbias magnetoresistive head Hardayal Singh Gill 1997-09-09
5638235 Magnetic storage system with canted hardbias magnetoresistive head Hardayal Singh Gill 1997-06-10
5600519 Controlled saturation thin film magnetic write head Mason Williams 1997-02-04