Donald B. Armstrong

Person

Belmont, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Water tolerant touch sensor
- Patent number 7,116,315
- Issue date Oct 3, 2006
- Tyco Electronics Corporation
- Jeffrey L. Sharp
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Stress seal for acoustic wave touchscreens
- Patent number 6,411,287
- Issue date Jun 25, 2002
- Elo Touchsystems, Inc.
- Daniel H. Scharff
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Contaminant processing system for an acoustic touchscreen
- Patent number 6,366,277
- Issue date Apr 2, 2002
- Elo Touchsystems, Inc.
- Don Armstrong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Acoustic touchscreen constructed directly on a cathode ray tube
- Patent number 6,225,985
- Issue date May 1, 2001
- Elo Touchsystems, Inc.
- Donald B. Armstrong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Surface acoustic wave touchscreen with housing seal
- Patent number 5,784,054
- Issue date Jul 21, 1998
- Elo ToughSystems, Inc.
- Donald B. Armstrong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Passive interrogator label system with a surface acoustic wave tran...
- Patent number 4,737,790
- Issue date Apr 12, 1988
- X-Cyte, Inc.
- Halvor Skeie
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for interrogating a passive transponder carrying phase-encod...
- Patent number 4,725,841
- Issue date Feb 16, 1988
- X-Cyte, Inc.
- Paul A. Nysen
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Water tolerant touch sensor
- Publication number 20040178998
- Publication date Sep 16, 2004
- Jeffrey L. Sharp
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Touch input system
- Publication number 20020175900
- Publication date Nov 28, 2002
- Donald B. Armstrong
- G06 - COMPUTING CALCULATING COUNTING

Donald B. Armstrong

Person

Patents Grantslast 30 patents

Water tolerant touch sensor

Stress seal for acoustic wave touchscreens

Contaminant processing system for an acoustic touchscreen

Acoustic touchscreen constructed directly on a cathode ray tube

Surface acoustic wave touchscreen with housing seal

Passive interrogator label system with a surface acoustic wave tran...

System for interrogating a passive transponder carrying phase-encod...

Patents Applicationslast 30 patents

Water tolerant touch sensor

Touch input system