RD

Roger A. Dufresne

IBM: 8 patents #13,150 of 70,183Top 20%
Globalfoundries: 4 patents #817 of 4,424Top 20%
Overall (All Time): #417,281 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10103060 Test structures for dielectric reliability evaluations David G. Brochu, JR., Baozhen Li, Barry P. Linder, James H. Stathis, Ernest Y. Wu 2018-10-16
9851398 Via leakage and breakdown testing Fen Chen, Charles W. Griffin, Kevin Kolvenbach 2017-12-26
9780031 Wiring structures Fen Chen, Cathryn J. Christiansen, Charles W. Griffin 2017-10-03
9453873 Non-planar field effect transistor test structure and lateral dielectric breakdown testing method Fen Chen, Kevin Kolvenbach, Michael A. Shinosky 2016-09-27
9059052 Alternating open-ended via chains for testing via formation and dielectric integrity Fen Chen, Cathryn J. Christiansen 2015-06-16
9029172 On-chip poly-to-contact process monitoring and reliability evaluation system and method of use Fen Chen, Timothy D. Sullivan, Yanfeng Wang 2015-05-12
8917104 Analyzing EM performance during IC manufacturing Fen Chen, Kai D. Feng, Richard St-Pierre 2014-12-23
8890556 Real-time on-chip EM performance monitoring Fen Chen, Kai D. Feng, Richard St-Pierre 2014-11-18
8754655 Test structure, method and circuit for simultaneously testing time dependent dielectric breakdown and electromigration or stress migration David G. Brochu, JR., Fen Chen, Travis S. Merrill, Michael A. Shinosky 2014-06-17
6743655 Negative differential resistance reoxidized nitride silicon-based photodiode and method Fen Chen, Baozhen Li, Alvin W. Strong 2004-06-01
6445021 Negative differential resistance reoxidized nitride silicon-based photodiode and method Fen Chen, Baozhen Li, Alvin W. Strong 2002-09-03
5898706 Structure and method for reliability stressing of dielectrics Charles W. Griffin, Chorng-Lii Hwang, William A. Klaasen, Alvin W. Strong 1999-04-27