SH

Stephen N. Hammond

Rolls-Royce Plc: 6 patents #139 of 1,164Top 15%
AC Allison Engine Company: 2 patents #17 of 57Top 30%
General Motors: 2 patents #6,250 of 18,328Top 35%
RA Rolls-Royce North America: 1 patents #281 of 447Top 65%
Overall (All Time): #459,068 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9994785 Thermally stable self-lubricating coatings Tetyana P. Shmyreva, Michael Cybulsky 2018-06-12
8480817 Thermal mechanical processing of stainless steel Sushil K. Jain 2013-07-09
8293028 Method for carburizing steel components Udayan Trivedi, Thomas L. Doubts, Douglas C. Steckbauer 2012-10-23
8241005 Gas turbine engine centrifugal impeller Calvin W. Emmerson, Robert A. Ress, Jr. 2012-08-14
7648588 Method for carburizing steel components Udayan Trivedi, Thomas L. Doubts, Douglas C. Steckbauer 2010-01-19
7208052 Method for carburizing steel components Udayan Trivedi, Thomas L. Doubts, Douglas C. Steckbauer 2007-04-24
6417477 Method and apparatus for electrospark alloying Lawrence E. Brown, Mark Nordin 2002-07-09
6338189 Method and apparatus for expansion forming a workpiece using an external deformable supporting fixture Raymond Ruiwen Xu, Jacque B. Kennedy, Randolph C. Helmink, Robert A. Testin 2002-01-15
6129257 High temperature brazing fixture Raymond Ruiwen Xu, Richard Patrick Chesnes 2000-10-10
5102031 Method for depositing braze alloy to base metal surfaces using electric discharge process Peter W. Heitman, Lawrence E. Brown, Elizabeth J. Holmes 1992-04-07
5071059 Method for joining single crystal turbine blade halves Peter W. Heitman, Lawrence E. Brown 1991-12-10