JD

John Drewery

Lam Research: 4 patents #21 of 468Top 5%
Overall (2025): #34,648 of 469,880Top 8%
4
Patents 2025

Issued Patents 2025

Patent #TitleCo-InventorsDate
12406872 Semiconductor processing chamber with dual-lift mechanism for edge ring elevation management James E. Tappan 2025-09-02
12368057 Enhanced closed loop gas based heat exchange Neil Benjamin 2025-07-22
12283463 Systems and methods for multi-level pulsing in RF plasma tools Ying Wu, Maolin Long, Vikram Singh 2025-04-22
12191122 Electrostatic chuck with spatially tunable RF coupling to a wafer 2025-01-07