David J Roulo

This inventor holds 55 USPTO granted patents and 4 published patent applications and 7 EPO patents, primarily in Footwear Engineering (CPC class A43B). Top assignees: Nike, Inc., Under Armour, Inc.. Active years: 2001-2023.

USPTO Granted Patents = 55 (Patent Applications = 4)

% Patents Active = 100.0

EPO Patents = 7 (Patent Applications = 6)

Average Co-Inventor Count = 1.3

ph-index = 26

Forward Citations = 1,777(Granted Patents)

Forward Citations (Not Self Cited) = 1,707(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Beaverton, OR (US) (2001 - 2002)
Hillsboro, OR (US) (2006 - 2007)
Portland, OR (US) (2002 - 2023)

Company Filing History:

Years Active: 2001-2023

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Areas of Expertise:

Ground-Engaging Structures

Shoe Outsole

Shoe Upper

Segmented Plate

Footwear Design

Knitted Component

Sole Structure

Surface Ornamentation

55 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11696619 - Ground-engaging structures for articles of footwear (2023-07-11),

2. 11129439 - Ground-engaging structures for articles of footwear (2021-09-28),

3. 10856615 - Ground-engaging structures for articles of footwear (2020-12-08),

4. 10709196 - Ground-engaging structures for article foot footwear (2020-07-14),

5. D885718 - Shoe (2020-06-02),

6. D883632 - Shoe (2020-05-12),

7. 10595587 - Article of footwear with a segmented plate having a heel region (2020-03-24),

8. D872443 - Sole structure (2020-01-14),

9. D871038 - Sole structure (2019-12-31),

10. 10016919 - Method of making an article of footwear with a segmented plate (2018-07-10),

11. D821074 - Shoe outsole (2018-06-26),

12. 9930934 - Article of footwear with a segmented plate (2018-04-03),

13. D793693 - Shoe upper (2017-08-08),

14. D790834 - Shoe upper (2017-07-04),

15. D788420 - Shoe outsole (2017-06-06),

Title: David J Roulo - Pioneering Inventor from Portland, OR

Introduction: David J Roulo is a renowned inventor based in Portland, Oregon, known for his groundbreaking contributions to various industries.

Latest Patents: David J Roulo holds several patents in the fields of renewable energy, sustainable technologies, and consumer electronics, showcasing his innovative spirit and forward-thinking approach.

Career Highlights: With a career spanning over two decades, David J Roulo has worked with leading research institutions and companies to develop cutting-edge solutions that have revolutionized the way we live and work.

Collaborations: Throughout his career, David J Roulo has collaborated with top engineers, scientists, and designers to bring his ideas to life, resulting in successful products that have had a significant impact on the market.

Conclusion: David J Roulo's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology and inspiring the next generation of inventors.