Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Ground bar

Ground bar

US Patent D904306 · Granted Dec 8, 2020

Assignee

No assignee recorded.

Inventors

Greg Blackburn (9 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Ground bar and method of grounding2022

Process kit erosion and service life prediction2020

Process kit erosion and service life prediction2019

Contaminant reduction improvements for plasma etch chambers1998

Contaminant reduction improvements for plasma etch chambers1997

Quick release process kit1996

Domed extension for process chamber electrode1996

Plasma processing apparatus employing a textured focus ring1995

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly