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

David W. Benzing — 10 Patents

Lam Research: 6 patents #476 of 2,128Top 25%
San Jose, CA: #6,339 of 32,062 inventorsTop 20%
California: #60,666 of 386,348 inventorsTop 20%
Overall (All Time): #516,151 of 4,157,543Top 15%
10 Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8845855 Electrode for plasma processes and method for manufacture and use thereof Jerome S. Hubacek, Albert R. Ellingboe 2014-09-30
8465620 Hollow anode plasma reactor and method Babak Kadkhodayan 2013-06-18
7470627 Wafer area pressure control for plasma confinement Taejoon Han, Albert R. Ellingboe 2008-12-30
6974523 Hollow anode plasma reactor and method Babak Kadkhodayan 2005-12-13
6823815 Wafer area pressure control for plasma confinement Taejoon Han, Albert R. Ellingboe 2004-11-30
6669253 Wafer boat and boat holder Christopher A. Luebker 2003-12-30
6492774 Wafer area pressure control for plasma confinement Taejoon Han, Albert R. Ellingboe 2002-12-10
4786352 Apparatus for in-situ chamber cleaning 1988-11-22
4657616 In-situ CVD chamber cleaner Jeffrey C. Benzing, Arthur Boren, Ching Chiang Tang 1987-04-14
4572759 Troide plasma reactor with magnetic enhancement 1986-02-25