Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MD

Michael Duffy

RCRca: 4 patents #311 of 1,739Top 20%
GE: 1 patents #19,878 of 36,430Top 55%
Princeton, NJ: #515 of 2,186 inventorsTop 25%
New Jersey: #11,005 of 69,400 inventorsTop 20%
Overall (All Time): #649,486 of 4,157,543Top 20%
8 Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8648132 Nanocomposite method of manufacture Cathy Fleischer, Robert J. Kress, John R. Hickman, Aaron Wagner 2014-02-11
8217108 Polymeric composite including nanoparticle filler Sarah M. Cooper, Cathy Fleischer, Aaron Wagner 2012-07-10
7888419 Polymeric composite including nanoparticle filler Sarah M. Cooper, Cathy Fleischer, Aaron Wagner 2011-02-15
4775641 Method of making silicon-on-sapphire semiconductor devices Glenn W. Cullen 1988-10-04
4511800 Optical reflectance method for determining the surface roughness of materials in semiconductor processing Gunther Harbeke 1985-04-16
4356152 Silicon melting crucible Samuel Berkman, Harold E. Temple 1982-10-26
4352016 Method and apparatus for determining the quality of a semiconductor surface Peter John Zanzucchi 1982-09-28
4352017 Apparatus for determining the quality of a semiconductor surface John F. Corboy, Jr., Peter John Zanzucchi 1982-09-28