David L. Thrasher

Person

Santa Clara, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hesitation free roller
- Patent number 6,003,185
- Issue date Dec 21, 1999
- Ontrak Systems, Inc.
- Albert M. Saenz
- B08 - CLEANING
Information Patent Grant
Scrubber control system
- Patent number 5,975,736
- Issue date Nov 2, 1999
- Ontrak Systems, Inc.
- Mark A. Simmons
- G05 - CONTROLLING REGULATING
Information Patent Grant
Hesitation free roller
- Patent number 5,840,129
- Issue date Nov 24, 1998
- Ontrak Systems, Inc.
- Albert M. Saenz
- B08 - CLEANING
Information Patent Grant
Megasonic bath
- Patent number 5,762,084
- Issue date Jun 9, 1998
- Ontrak Systems, Inc.
- Wilbur C. Krusell
- B08 - CLEANING
Information Patent Grant
Substrate processing system
- Patent number 5,745,946
- Issue date May 5, 1998
- Ontrak Systems, Inc.
- David L. Thrasher
- B08 - CLEANING
Information Patent Grant
Contamination control in substrate processing system
- Patent number 5,727,332
- Issue date Mar 17, 1998
- Ontrak Systems, Inc.
- David L. Thrasher
- B08 - CLEANING
Information Patent Grant
Method and apparatus for detecting a substrate in a substrate proce...
- Patent number 5,606,251
- Issue date Feb 25, 1997
- Ontrak Systems, Inc.
- Lynn S. Ryle
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Scrubber control system
- Patent number 5,548,505
- Issue date Aug 20, 1996
- OkTrak Systems, Inc.
- Mark A. Simmons
- G05 - CONTROLLING REGULATING
Information Patent Grant
Automatically adjustable brush assembly for cleaning semiconductor...
- Patent number 5,475,889
- Issue date Dec 19, 1995
- Ontrak Systems, Inc.
- David L. Thrasher
- B08 - CLEANING

David L. Thrasher

Person

Patents Grantslast 30 patents

Hesitation free roller

Scrubber control system

Hesitation free roller

Megasonic bath

Substrate processing system

Contamination control in substrate processing system

Method and apparatus for detecting a substrate in a substrate proce...

Scrubber control system

Automatically adjustable brush assembly for cleaning semiconductor...