WM

William H. Ma

IBM: 70 patents #1,048 of 70,183Top 2%
📍 Wappingers Falls, NY: #21 of 884 inventorsTop 3%
🗺 New York: #1,072 of 115,490 inventorsTop 1%
Overall (All Time): #29,535 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 51–70 of 70 patents

Patent #TitleCo-InventorsDate
6107133 Method for making a five square vertical DRAM cell Toshiharu Furukawa, Mark C. Hakey, David V. Horak, Jack A. Mandelman 2000-08-22
6066526 Method of making trench DRAM Mark C. Hakey 2000-05-23
6063658 Methods of making a trench storage DRAM cell including a step transfer device David V. Horak, Toshiharu Furukawa, Steven J. Holmes, Mark C. Hakey, Jack A. Mandelman 2000-05-16
6025242 Fabrication of semiconductor device having shallow junctions including an insulating spacer by thermal oxidation creating taper-shaped isolation Hsing-Jen Wann 2000-02-15
6022771 Fabrication of semiconductor device having shallow junctions and sidewall spacers creating taper-shaped isolation where the source and drain regions meet the gate regions Hsing-Jen Wann 2000-02-08
6014422 Method for varying x-ray hybrid resist space dimensions Diane C. Boyd, Toshiharu Furukawa, Mark C. Hakey, Steven J. Holmes, David V. Horak +1 more 2000-01-11
6002575 Adherent separator for self-defining discontinuous film David E. Kotecki 1999-12-14
5998248 Fabrication of semiconductor device having shallow junctions with tapered spacer in isolation region Hsing-Jen Wann 1999-12-07
5998273 Fabrication of semiconductor device having shallow junctions Hsing-Jen Wann 1999-12-07
5998835 High performance MOSFET device with raised source and drain Toshiharu Furukawa, Mark C. Hakey, Steven J. Holmes, David V. Horak, Jack A. Mandelman 1999-12-07
5959325 Method for forming cornered images on a substrate and photomask formed thereby William J. Adair, Richard A. Ferguson, Mark C. Hakey, Steven J. Holmes, David V. Horak +3 more 1999-09-28
5955756 Trench separator for self-defining discontinuous film David E. Kotecki 1999-09-21
5949700 Five square vertical dynamic random access memory cell Toshiharu Furukawa, Mark C. Hakey, David V. Horak, Jack A. Mandelman 1999-09-07
5923090 Microelectronic package and fabrication thereof Kenneth Michael Fallon 1999-07-13
5831301 Trench storage dram cell including a step transfer device David V. Horak, Toshiharu Furukawa, Steven J. Holmes, Mark C. Hakey, Jack A. Mandelman 1998-11-03
5796573 Overhanging separator for self-defining stacked capacitor David E. Kotecki 1998-08-18
5776660 Fabrication method for high-capacitance storage node structures Mark C. Hakey, Steven J. Holmes, David V. Horak 1998-07-07
5585998 Isolated sidewall capacitor with dual dielectric David E. Kotecki, Katherine L. Saenger 1996-12-17
4667395 Method for passivating an undercut in semiconductor device preparation David C. Ahlgren, Martin Revitz 1987-05-26
4350578 Cathode for etching Rudolf G. Frieser, Gunars M. Ozols, Bryant N. Zingerman 1982-09-21