DT

Donald A. Tiffin

AM AMD: 4 patents #2,565 of 9,279Top 30%
Overall (All Time): #1,284,537 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6005915 Apparatus and method for measuring the roughness of a target material surface based upon the scattering of incident X-ray photons Tim Z. Hossain, Joel R. Stanford 1999-12-21
5754620 Apparatus and method for characterizing particles embedded within a thin film configured upon a semiconductor wafer Tim Z. Hossain 1998-05-19
5742658 Apparatus and method for determining the elemental compositions and relative locations of particles on the surface of a semiconductor wafer Tim Z. Hossain 1998-04-21
5520769 Method for measuring concentration of dopant within a semiconductor substrate Michael Barrett, Chih-Kang Shih, Ying Li, Michael J. Dennis 1996-05-28