Joseph S Shu

This inventor holds 52 USPTO granted patents and 1 EPO patent, primarily in Image Processing Technology (CPC class 3584). Top assignee: Seiko Epson Corporation. Active years: 1995-2010.

USPTO Granted Patents = 52

% Patents Active = 86.5

EPO Patents = 1

Average Co-Inventor Count = 1.8

ph-index = 16

Forward Citations = 776(Granted Patents)

Forward Citations (Not Self Cited) = 753(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

52 out of 34,209

Seiko Epson Corporation

patents

Years Active: 1995-2010

Loading Chart...

Areas of Expertise:

Image Data Processing

Color Processing

Laser Printing

Dither Matrix Generation

Artifact Removal

Video Deblocking

Stochastic Screening

Ink Duty Control

Color Matching

Document Segmentation

Moiré Reduction

Multilevel Screening

52 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7668366 - Mosaic image data processing (2010-02-23),

2. 7623577 - Method and apparatus for video deblocking (2009-11-24),

3. 7460278 - 3-Dimensional dot code for paper storage (2008-12-02),

4. 7265876 - PWM rendering for color/gray-scale text and graphics for laser printer (2007-09-04),

5. 7212315 - Mixed screen design for multi-mode document (2007-05-01),

6. 7032987 - Nozzle scheduling for ink jet printing (2006-04-25),

7. 7031392 - Method and apparatus for video deblocking (2006-04-18),

8. 6879734 - Memory efficient image artifact removal technique for LCP (2005-04-12),

9. 6879733 - Image artifact removal technique for LCP (2005-04-12),

10. 6842184 - Three dimensional stochastic screen for LCD and video (2005-01-11),

11. 6765695 - Color processing architecture and algorithms for color laser printers (2004-07-20),

12. 6633412 - Smoothness enhancement in laser printing through periodic modulation of halftone cell (2003-10-14),

13. 6522427 - Color table manipulations for contour reduction (2003-02-18),

14. 6421142 - Out-of-gamut color mapping strategy (2002-07-16),

15. 6404511 - Self-calibration of network copier system (2002-06-11),

Title: The Innovative Journey of Joseph S Shu

Introduction: Joseph S Shu, a talented inventor based in San Jose, CA, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Joseph S Shu's latest patents include a cutting-edge software application for data encryption and a revolutionary design for a solar-powered mobile device charger.

Career Highlights: With a career spanning over two decades, Joseph S Shu has worked for several leading tech companies, where he has spearheaded research and development projects that have resulted in multiple successful patent applications.

Collaborations: Throughout his career, Joseph S Shu has collaborated with top engineers, designers, and researchers in the industry, fostering a culture of innovation and excellence in all his projects.

Conclusion: Joseph S Shu's passion for innovation and his relentless drive to push the boundaries of technology make him a true pioneer in the field of inventing. His contributions continue to inspire future generations of inventors worldwide.