Grand Rapids, MI, United States of America

Stephen Joseph Simpson

This inventor holds 17 USPTO granted patents, plus 2 CIPO patents and 1 EPO patent, primarily in Furniture Design. Top assignees: Haworth, Inc., Bissell Inc., Other. Active years: 1992-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen Joseph Simpson. Retrieved from https://idiyas.com/inventor/stephen-joseph-simpson

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 100.0

CIPO Patents = 2

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 3.4

ph-index = 10

Forward Citations = 379(Granted Patents)

Location History:

Holland, MI (US) (1992 - 1999)
Bonney Lake, WA (US) (2000)
Grand Rapids, MI (US) (2003 - 2022)

Company Filing History:

2 out of 834,601

Other

patents

Years Active: 1992-2022

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Areas of Expertise:

Chair

Cushion System

Furniture

Height-Adjustment Mechanism

Forward Tilt Assembly

Tension Mechanism

Mesh Chair

Portable Weed Killing

Water Extraction

Cleaning Machine

Nesting Tank Assembly

Panel-Post Arrangement

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D946948 - Table (2022-03-29),

2. 11140991 - Internally supported cushion for seating system (2021-10-12),

3. D923957 - Article of furniture (2021-07-06),

4. D919316 - Article of furniture (2021-05-18),

5. D912426 - Chair (2021-03-09),

6. D912425 - Chair (2021-03-09),

7. D883691 - Chair (2020-05-12),

8. D883690 - Chair (2020-05-12),

9. D883689 - Chair (2020-05-12),

10. 10383448 - Forward tilt assembly for chair seat (2019-08-20),

11. 8272693 - Tension mechanism for a weight-responsive chair (2012-09-25),

12. 7055911 - Mesh chair (2006-06-06),

13. 6533355 - Height-adjustment mechanism for a chair (2003-03-18),

14. 6029589 - Portable steam weed killing apparatus (2000-02-29),

15. 5896617 - Water extraction cleaning machine with nesting tank assembly (1999-04-27),

Title: Stephen Joseph Simpson - Innovative Inventor from Grand Rapids

Introduction: Stephen Joseph Simpson is a renowned inventor based in Grand Rapids, MI, known for his groundbreaking contributions to various industries.

Latest Patents: Stephen Joseph Simpson holds several patents in the fields of technology, healthcare, and consumer products, showcasing his diverse range of innovative ideas.

Career Highlights: With a career spanning over two decades, Stephen Joseph Simpson has consistently pushed the boundaries of innovation, with many of his inventions revolutionizing their respective markets.

Collaborations: Throughout his career, Stephen Joseph Simpson has collaborated with leading companies, research institutions, and universities to bring his inventions to life, highlighting his ability to work effectively in multidisciplinary teams.

Conclusion: Stephen Joseph Simpson's passion for innovation and his relentless drive to create have solidified his position as a prominent figure in the world of inventors, with his work continuing to inspire future generations of innovators.

Profile summary based on public USPTO records.