Hakan Ancin

Person

Sunnyvale, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Photo extraction techniques
- Patent number 7,020,352
- Issue date Mar 28, 2006
- Seiko Epson Corporation
- Aindrais O'Callaghan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data embedding and extraction techniques for documents
- Patent number 6,731,775
- Issue date May 4, 2004
- Seiko Epson Corporation
- Hakan Ancin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Artifact reduction using adaptive nonlinear filters
- Patent number 6,721,458
- Issue date Apr 13, 2004
- Seiko Epson Corporation
- Hakan Ancin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color table manipulations for smooth splicing
- Patent number 6,546,132
- Issue date Apr 8, 2003
- Seiko Epson Corporation
- Anoop Bhattacharjya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information embedding in document copies
- Patent number 6,456,393
- Issue date Sep 24, 2002
- Seiko Epson Corporation
- Anoop K. Bhattacharjya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Color image reproduction with accurate inside-gamut colors and enha...
- Patent number 6,400,843
- Issue date Jun 4, 2002
- Seiko Epson Corporation
- Joseph Shu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for slant adjustment and photo layout
- Patent number 6,373,590
- Issue date Apr 16, 2002
- Seiko Epson Corporation
- Hakan Ancin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
User verification by zero-knowledge interactive proof
- Patent number 6,369,904
- Issue date Apr 9, 2002
- Seiko Epson Corporation
- Anoop Bhattacharjya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Text enhancement for color and gray-scale documents
- Patent number 6,227,725
- Issue date May 8, 2001
- Seiko Epson Corporation
- Hakan Ancin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Void-and-cluster dither-matrix generation for better half-tone unif...
- Patent number 6,088,512
- Issue date Jul 11, 2000
- Seiko Epson Corporation
- Hakan Ancin
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
System and method for detecting the black and white points of a col...
- Patent number 6,038,340
- Issue date Mar 14, 2000
- Seiko Epson Corporation
- Hakan Ancin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color stochastic screening with optimal color dot placement
- Patent number 6,031,626
- Issue date Feb 29, 2000
- Seiko Epson Corporation
- Joseph Shu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Color stochastic screening with optimal color dot placement for dis...
- Patent number 5,963,715
- Issue date Oct 5, 1999
- Seiko Epson Corporation
- Joseph Shu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multicolor and mixed-mode halftoning
- Patent number 5,963,714
- Issue date Oct 5, 1999
- Seiko Epson Corporation
- Anoop K. Bhattacharjya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Document segmentation system
- Patent number 5,956,468
- Issue date Sep 21, 1999
- Seiko Epson Corporation
- Hakan Ancin
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Photo extraction techniques
- Publication number 20020176120
- Publication date Nov 28, 2002
- Aindrais O'Callaghan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Hakan Ancin

Person

Patents Grantslast 30 patents

Photo extraction techniques

Data embedding and extraction techniques for documents

Artifact reduction using adaptive nonlinear filters

Color table manipulations for smooth splicing

Information embedding in document copies

Color image reproduction with accurate inside-gamut colors and enha...

Method and apparatus for slant adjustment and photo layout

User verification by zero-knowledge interactive proof

Text enhancement for color and gray-scale documents

Void-and-cluster dither-matrix generation for better half-tone unif...

System and method for detecting the black and white points of a col...

Color stochastic screening with optimal color dot placement

Color stochastic screening with optimal color dot placement for dis...

Multicolor and mixed-mode halftoning

Document segmentation system

Patents Applicationslast 30 patents

Photo extraction techniques