San Antonio, TX, United States of America

David H Youngblood

This inventor holds 1 USPTO granted patent. Top assignee: Southern Steel Company. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David H Youngblood. Retrieved from https://idiyas.com/inventor/david-h-youngblood

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 1979

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1 patent (USPTO):Explore Patents

Title: Innovator Spotlight: David H. Youngblood

Introduction: David H. Youngblood, an inventive mind based in San Antonio, Texas, has made significant contributions to the field of security technologies. With a keen focus on developing practical solutions, Youngblood is recognized for his innovative approach to enhancing lock mechanisms, a vital aspect of safety and security.

Latest Patents: David H. Youngblood holds a patent for a unique cell locking system. This innovative design integrates a dead bolt and a lock bolt for cell doors, with the added functionality of being controlled electrically from a remote control station. The system features a main control lever that allows for both deadlocking and unlocking the lock bolt and dead bolt. An added safety measure is implemented through a protective circuit that prevents the dead bolt from extending while the door is open. This invention significantly improves the ease of operation while ensuring enhanced security.

Career Highlights: Youngblood is currently associated with Southern Steel Company, where he continues to develop innovative solutions in the security domain. His career reflects a commitment to enhancing safety through advanced technologies, establishing him as a noteworthy inventor in his field.

Collaborations: One of the notable collaborations in David H. Youngblood’s career includes working alongside his coworker, Quentin H. Young. Their teamwork at Southern Steel Company has contributed to the development and refinement of innovative security solutions, including Youngblood's patented cell locking system.

Conclusion: David H. Youngblood exemplifies the spirit of innovation through his inventive contributions to security technologies. With a focus on practicality and safety, his work continues to influence the industry, paving the way for future advancements in secure locking mechanisms. His achievements at Southern Steel Company mark him as a prominent figure in the world of inventions and patents.

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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