Steven K. Harbaugh

Person

Castro Valley, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Wide edge lead currency thread detection system
- Patent number 5,810,146
- Issue date Sep 22, 1998
- Authentication Technologies, Inc.
- Steven K. Harbaugh
- G07 - CHECKING-DEVICES
Information Patent Grant
Capacitive water height gauge and method
- Patent number 5,765,434
- Issue date Jun 16, 1998
- Scepter Scientific, Inc.
- Steven K. Harbaugh
- G01 - MEASURING TESTING
Information Patent Grant
Magnetically-oscillated probe microscope for operation in liquids
- Patent number 5,753,814
- Issue date May 19, 1998
- Molecular Imaging Corporation
- Wenhai Han
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Detector for a security thread having at least two security detecti...
- Patent number 5,535,871
- Issue date Jul 16, 1996
- Authentication Technologies, Inc.
- Steven K. Harbaugh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Currency verification device
- Patent number 5,434,427
- Issue date Jul 18, 1995
- Timothy T. Crane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Currency paper security thread verification device
- Patent number 5,419,424
- Issue date May 30, 1995
- Authentication Technologies, Inc.
- Steven K. Harbaugh
- G07 - CHECKING-DEVICES
Information Patent Grant
Capacitive verification device for a security thread embedded withi...
- Patent number 5,417,316
- Issue date May 23, 1995
- Authentication Technologies, Inc.
- Steven K. Harbaugh
- G07 - CHECKING-DEVICES
Information Patent Grant
Capacitance-based verification device for a security thread embedde...
- Patent number 5,394,969
- Issue date Mar 7, 1995
- Authentication Technologies, Inc.
- Steven K. Harbaugh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Currency paper and banknote verification device
- Patent number 5,308,992
- Issue date May 3, 1994
- Timothy T. Crane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Microwave security thread detector
- Patent number 5,279,403
- Issue date Jan 18, 1994
- Crane & Company, Inc.
- Steven K. Harbaugh
- G07 - CHECKING-DEVICES
Information Patent Grant
Method and apparatus for analyzing the formation of a web of materi...
- Patent number 4,857,747
- Issue date Aug 15, 1989
- Albany International Corporation
- Joseph A. Bolton
- G01 - MEASURING TESTING

Steven K. Harbaugh

Person

Patents Grantslast 30 patents

Wide edge lead currency thread detection system

Capacitive water height gauge and method

Magnetically-oscillated probe microscope for operation in liquids

Detector for a security thread having at least two security detecti...

Currency verification device

Currency paper security thread verification device

Capacitive verification device for a security thread embedded withi...

Capacitance-based verification device for a security thread embedde...

Currency paper and banknote verification device

Microwave security thread detector

Method and apparatus for analyzing the formation of a web of materi...