DS

Donald C. Stafford

CI Chicago Bridge & Iron: 16 patents #1 of 129Top 1%
WM Wd Media: 4 patents #21 of 182Top 15%
KO Komag: 3 patents #25 of 100Top 25%
📍 San Jose, CA: #2,616 of 32,062 inventorsTop 9%
🗺 California: #23,010 of 386,348 inventorsTop 6%
Overall (All Time): #174,320 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
9401170 Perpendicular magnetic recording medium with epitaxial exchange coupling layer Chengjun Sun, B. Ramamurthy Acharya 2016-07-26
8956741 Magnetic recording media with small grain size and narrow c-axis dispersion by using dual seed layer with substrate bias Tuqiang Li, Sudhir S. Malhotra, Tsutomu Yamashita 2015-02-17
8488276 Perpendicular magnetic recording medium with grain isolation magnetic anistropy layer Hong-Sik Jung, B. Ramamurthy Acharya, Sudhir S. Malhotra, Gerardo A. Bertero 2013-07-16
8394243 Sputtered cobalt oxide for perpendicular magnetic recording medium with low media noise Hong-Sik Jung, B. Ramamurthy Acharya, Sudhir S. Malhotra, Gerardo A. Bertero 2013-03-12
7179549 Magnetic recording medium having novel underlayer structure Sudhir S. Malhotra, Gerardo A. Bertero, Ching Tsoi 2007-02-20
7070870 Magnetic media with improved exchange coupling Gerardo A. Bertero, Sudhir S. Malhotra, David Wachenschwanz, Zhengsheng Shan 2006-07-04
6899959 Magnetic media with improved exchange coupling Gerardo A. Bertero, Sudhir S. Malhotra, David Wachenschwanz, Zhengsheng Shan 2005-05-31
5186228 Workbench and mountable implements 1993-02-16
4579171 Shell and tube heat exchanger with welds joining the tubes to tube sheet Tushar K. Shah, Vincent F. Allo 1986-04-01
4572287 Falling film heat exchanger with film forming members Vincent F. Allo 1986-02-25
4570702 Shell and tube vertical heat exchanger with sleeves around the tubes Tushar K. Shah, Vincent F. Allo 1986-02-18
4567942 Shell and tube falling film heat exchanger with tubes in concentric rings and liquid distribution box Tushar K. Shah, Vincent F. Allo 1986-02-04
4564064 Falling film heat exchanger with member to distribute liquid on external surfaces of tubes Vincent F. Allo 1986-01-14
4519448 Falling film heat exchanger with member to distribute liquid on external surfaces of tubes Vincent F. Allo 1985-05-28
4442679 Vertical shell and tube heat exchanger with sleeves around upper part of tubes Tushar K. Shah, Vincent F. Allo 1984-04-17
4421160 Shell and tube heat exchanger with removable tubes and tube sheets Vincent F. Allo 1983-12-20
4372344 Ball and socket joint with fluid flow capability through the joint 1983-02-08
4335979 Offshore tower with ball and socket joint having fluid flow passage 1982-06-22
4323115 Shell and tube heat exchanger with polymeric tube sheets Vincent F. Allo 1982-04-06
4305341 Spindle moored ship 1981-12-15
4286898 Releasable connection 1981-09-01
4248357 Floating roof drain 1981-02-03
4209271 Storage tank with liquid insulator for storing cryogenic fluids using water displacement John S. McCabe, Royce J. Laverman 1980-06-24
4183559 Piggable fluid swivel John S. Andrepont 1980-01-15