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Hoa Van Do

HB Hgst Netherlands, B.V.: 3 patents #257 of 972Top 30%
HT Hmt Technology: 2 patents #12 of 34Top 40%
📍 Fremont, CA: #507 of 9,298 inventorsTop 6%
🗺 California: #17,156 of 386,348 inventorsTop 5%
Overall (All Time): #125,143 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
6670032 Oriented magnetic medium on a nonmetallic substrate David Margulies, Timothy Martin Reith, Tim Minvielle, James A. Hagan 2003-12-30
6537638 Magnetic recording disk with perpendicular magnetic recording layer and multilayered underlayer structure Yoshihiro Ikeda, Yoshiaki Sonobe, Kentaro Takano 2003-03-25
6372330 Laminated magnetic recording media with antiferromagnetically coupled layers as the individual magnetic layers in the laminate Eric Fullerton, David Margulies, Hal J. Rosen 2002-04-16
5679431 Sputtered carbon overcoat in a thin-film medium and sputtering method Ga-Lane Chen 1997-10-21
5567512 Thin carbon overcoat and method of its making Ga-Lane Chen 1996-10-22