David Harding — 16 Patents at Imageware Systems

David Harding has been granted 16 US patents while listed as an inventor at Imageware Systems. The first was granted in 1986 and the most recent in June 2025. David Harding ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list David Harding in Cheyenne, WY, US.

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #	Title	Co-Inventors	Date
12321719	System and method for preprocessing and conditioning cosmic ray data for randomness generation	Scott Edward Streit, Matt Klepp, Richard Kane	2025-06-03
10972275	Zero-knowledge, anonymous verification and management using immutable databases such as blockchain	Richard Johnson, Dale Peek, Steve Timm, Matt Klepp, Robb Wijnhausen	2021-04-06
10777030	Conditional and situational biometric authentication and enrollment	—	2020-09-15
10681041	Out-of-band biometric enrollment and verification using interactive messaging	—	2020-06-09
10580243	Conditional and situational biometric authentication and enrollment	—	2020-03-03
9418214	Anonymous biometric enrollment	—	2016-08-16
9286528	Multi-modal biometric database searching methods	—	2016-03-15
9268904	Systems and methods for biometric data management using relational database management systems (RDBMS)	—	2016-02-23
9262613	Anonymous biometric identification	—	2016-02-16
8887259	Anonymous biometric verification	—	2014-11-11
5945520	Chromatographic resins and methods for using same	Simon C. Burton, Neill Ward Haggarty, Nathaniel T. Becker, Ben A. Bulthuis, Landon M. Steele	1999-08-31
5789578	Methods for the preparation of resins with ligands attached thereto through a linking group comprising sulfide, sulfoxide or sulfone functionality	Simon C. Burton	1998-08-04
5652348	Chromatographic resins and methods for using same	Simon C. Burton, Neill Ward Haggarty, Nathaniel T. Becker, Ben A. Bulthuis, Landon M. Steele	1997-07-29
4909941	High performance liquid chromatography mobile phase	Dick J. Poll, William S. Hancock	1990-03-20
D290962	Electronic component vertical stack feed apparatus for use in printed circuit assembly machines	—	1987-07-21
4603010	Lipoprotein fractionation	John Stephen Ayers, William S. Hancock	1986-07-29

David Harding — 16 Patents

Issued Patents All Time

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