Inventor

WINCHESTER STEVEN CHARLES

US4 patents

⚠️ This page may combine multiple inventors who share the name “WINCHESTER STEVEN CHARLES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AIR PROD & CHEM

3 patents

US10109493B2Oct 23, 2018

Composite abrasive particles for chemical mechanical planarization composition and method of use thereof

AIR PROD & CHEM1 citations61

US10011741B2Jul 3, 2018

Chemical mechanical polishing (CMP) composition for shallow trench isolation (STI) applications and methods of making thereof

AIR PROD & CHEM0 citations49

US9305476B2Apr 5, 2016

Chemical mechanical polishing (CMP) composition for shallow trench isolation (STI) applications and methods of making thereof

AIR PROD & CHEM0 citations49

VERSUM MAT US LLC

1 patent

US10669449B2Jun 2, 2020

Composite abrasive particles for chemical mechanical planarization composition and method of use thereof

VERSUM MAT US LLC0 citations50