Castaic, CA, United States of America

Darren M Mark

This inventor holds 158 USPTO granted patents and 1 published patent application, plus 1 CIPO patent, primarily in Furniture Design (CPC class D23241). Top assignees: Emhart Inc., Virco Mgmt. Corporation, Embart Inc.. Active years: 1994-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Darren M Mark. Retrieved from https://idiyas.com/inventor/darren-m-mark

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

USPTO Granted Patents = 158 

% Patents Active = 97.5


Average Co-Inventor Count = 2.1

ph-index = 30

Forward Citations = 2,777(Granted Patents)

Forward Citations (Not Self Cited) = 2,667(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Castaic, CA (US) (1994 - 2002)
  • Valencia, CA (US) (1997 - 2004)
  • Brattleboro, VT (US) (2018)
  • Pasadena, CA (US) (2019 - 2022)

Company Filing History:


Years Active: 1994-2022

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Areas of Expertise:
Umbrella
Sling Assembly
Ergonomic Chair
Furniture System
Tilt Control Mechanism
Desk
Chair Base
Faucet
Door Handle
Lever-style Handle
Combined Door Knob
Pull-out Spout
158 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Darren M Mark - Pioneering Furniture Systems and Tilt Mechanisms

Introduction:

Darren M Mark, a prolific inventor hailing from Castaic, CA (US), has been making waves in the world of innovation with an impressive portfolio of 146 patents. His groundbreaking work spans across various fields, showcasing his creativity and technical expertise.

Latest Patents:

Among his recent patents is a revolutionary Furniture System, featuring a modular design that offers versatility and functionality. This system includes rails with grooved surfaces, clips for engagement, fasteners for securement, and fixtures for customization, enabling diverse configurations for different furniture setups. Additionally, Darren's Tilt Control Mechanism for a tilt back chair introduces an adjustable torsion spring and tilt rate adjustment actuator for enhanced comfort and control.

Career Highlights:

Darren Mark has made significant contributions during his tenure at renowned companies such as Emhart Inc. and Virco Management Corporation. His innovative spirit and problem-solving abilities have led to the development of impactful solutions in the furniture and design industry, solidifying his reputation as a visionary inventor.

Collaborations:

Throughout his career, Darren has collaborated with esteemed coworkers like Frederic C Doughty and Alvin Tolosa, fostering a culture of innovation and knowledge-sharing. These collaborations have not only enriched his projects but also strengthened his network within the industry.

Conclusion:

Darren M Mark's visionary approach to inventing has not only resulted in numerous patents but has also shaped the landscape of furniture systems and ergonomic designs. His passion for innovation, coupled with his technical acumen, continues to drive advancements in the field, leaving a lasting impact on the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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