P

Inventor

WELCH MICHAEL

US32 patents
⚠️ This page may combine multiple inventors who share the name “WELCH MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

APPLIED MATERIALS INC

15 patents
US6074514AJun 13, 2000

High selectivity etch using an external plasma discharge

APPLIED MATERIALS INC504 citations99
US5843847ADec 1, 1998

Method for etching dielectric layers with high selectivity and low microloading

APPLIED MATERIALS INC319 citations99
US5814563ASep 29, 1998

Method for etching dielectric using fluorohydrocarbon gas, NH3 -generating gas, and carbon-oxygen gas

APPLIED MATERIALS INC110 citations98
US6432259B1Aug 13, 2002

Plasma reactor cooled ceiling with an array of thermally isolated plasma heated mini-gas distribution plates

APPLIED MATERIALS INC104 citations96
US6267549B1Jul 31, 2001

Dual independent robot blades with minimal offset

APPLIED MATERIALS INC66 citations96
US6232236B1May 15, 2001

Apparatus and method for controlling plasma uniformity in a semiconductor wafer processing system

APPLIED MATERIALS INC134 citations96
US6113731ASep 5, 2000

Magnetically-enhanced plasma chamber with non-uniform magnetic field

APPLIED MATERIALS INC152 citations96
US5948168ASep 7, 1999

Distributed microwave plasma reactor for semiconductor processing

APPLIED MATERIALS INC83 citations96
US5780359AJul 14, 1998

Polymer removal from top surfaces and sidewalls of a semiconductor wafer

APPLIED MATERIALS INC67 citations96
US5702530ADec 30, 1997

Distributed microwave plasma reactor for semiconductor processing

APPLIED MATERIALS INC76 citations96
US5740009AApr 14, 1998

Apparatus for improving wafer and chuck edge protection

APPLIED MATERIALS INC117 citations95
US6387288B1May 14, 2002

High selectivity etch using an external plasma discharge

APPLIED MATERIALS INC31 citations92
US5865937AFeb 2, 1999

Broad-band adjustable power ratio phase-inverting plasma reactor

APPLIED MATERIALS INC48 citations92
US6822185B2Nov 23, 2004

Temperature controlled dome-coil system for high power inductively coupled plasma systems

APPLIED MATERIALS INC7 citations73
US6062237AMay 16, 2000

Polymer removal from top surfaces and sidewalls of a semiconductor wafer

APPLIED MATERIALS INC13 citations73

INERTECH IP LLC

5 patents

SHELL OIL CO

2 patents

(unassigned)

1 patent

ONWAFER TECHNOLOGIES INC

1 patent

TEXAS INSTRUMENTS INC

1 patent

WELCH MICHAEL

1 patent

KLA TENCOR CORP

1 patent

NITTO DENKO CORP

1 patent

ROCHE PALO ALTO LLC

1 patent

MACH ROBERT H

1 patent

SCHLUMBERGER TECHNOLOGY CORP

1 patent

EXCALIBUR IP LLC

1 patent