Marlborough, MA, United States of America

Robert Alan Ulichney

This inventor holds 81 USPTO granted patents and 1 published patent application and 13 EPO patents, primarily in Image Encoding Techniques (CPC class G06K15-1881). Top assignees: Hewlett-Packard Development Company, L.p., Digital Equipment Corporation, Compaq Computer Corporation, Inc.. Active years: 1990-2022.

USPTO Granted Patents = 81 (Patent Applications = 1)

% Patents Active = 67.9

EPO Patents = 13 (Patent Applications = 11)

Average Co-Inventor Count = 2.0

ph-index = 10

Forward Citations = 720(Granted Patents)

Forward Citations (Not Self Cited) = 689(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Cambridge, MA (US) (1990)
Marlborough, MA (US) (2013 - 2017)
Andover, MA (US) (2017)
Stow, MA (US) (1993 - 2022)

Company Filing History:

56 out of 27,650

Hewlett-Packard Development Company, L.p.

patents

12 out of 2,297

Digital Equipment Corporation

patents

11 out of 2,019

Compaq Computer Corporation, Inc.

patents

4. 2 out of 2,767

Purdue Research Foundation

patents

5. 1 out of 210

Compaq Information Technologies Group, L.p.

patents

6. 1 out of 834,307

Other

patents

where one patent can have more than one assignee

Years Active: 1990-2022

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Areas of Expertise:

Halftoning

3D Printing

Image Encoding

Data-Hiding Watermarks

Density Matrices

Quasi-Periodic Patterns

Forensic Verification

Cyclic Coding

Image Capture Position

Data-Bearing Medium

Color Clustering

Image Registration

81 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11423505 - Encoded monochrome images of data-hiding watermarks (2022-08-23),

2. 11277539 - Encoding information using disjoint highlight and shadow dot patterns (2022-03-15),

3. 11263784 - Determine image capture position information based on a quasi-periodic pattern (2022-03-01),

4. 11247401 - Density rank matrix normalization for three-dimensional printing (2022-02-15),

5. 11167481 - Multiscale density threshold matrices for 3D printing (2021-11-09),

6. 11113592 - Data-bearing medium (2021-09-07),

7. 11102376 - Recursive halftoning and gray value substitution (2021-08-24),

8. 11089180 - Encoding dot patterns into printed images based on source pixel color (2021-08-10),

9. 11030502 - Omnidirectional barcode (2021-06-08),

10. 11029665 - Density rank matrix generation for three-dimensional printing (2021-06-08),

11. 10977466 - Multi-dimensional cyclic symbols (2021-04-13),

12. 10891704 - M-ary cyclic coding (2021-01-12),

13. 10791239 - Encoding information in printed images by decreasing grayscale pixel values exceeding threshold (2020-09-29),

14. 10621688 - M-ary cyclic coding (2020-04-14),

15. 10592790 - Parallel image processes (2020-03-17),

Title: The Innovative Journey of Robert Alan Ulichney

Introduction: Robert Alan Ulichney is a renowned inventor based in Marlborough, MA (US) known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Robert Alan Ulichney holds several patents in the areas of image processing, computer vision, and digital photography, showcasing his expertise and creativity in these domains.

Career Highlights: With a career spanning over two decades, Robert Alan Ulichney has worked with leading tech companies, research institutions, and universities, playing a pivotal role in developing cutting-edge technologies that have revolutionized the industry.

Collaborations: Throughout his career, Robert Alan Ulichney has collaborated with top inventors, patent attorneys, and companies, fostering a culture of innovation and excellence in all his projects.

Conclusion: Robert Alan Ulichney's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and researchers worldwide.