Madison Heights, VA, United States of America

Charles L Hylton

This inventor holds 4 USPTO granted patents, plus 1 CIPO patent. Top assignees: Limitorque Corporation, The United States of America as Represented by the United States. Active years: 1984-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles L Hylton. Retrieved from https://idiyas.com/inventor/charles-l-hylton

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 = 2.2

ph-index = 4

Forward Citations = 87(Granted Patents)


Company Filing History:


Years Active: 1984-1997

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4 patents (USPTO):Explore Patents

Title: Innovator Charles L. Hylton: Pioneering Advances in Encoder Technology

Introduction: Charles L. Hylton, based in Madison Heights, Virginia, is an accomplished inventor with a remarkable portfolio consisting of four patents. His innovative work primarily focuses on advancements within the field of encoder technology and valve actuation systems. Hylton's contributions have significantly enhanced the functionality of these systems, benefiting various industrial applications.

Latest Patents: Among Charles L. Hylton's notable patents are two that showcase his expertise and creativity. The first, titled “Optical Encoder Comprising a Plurality of Encoder Wheels,” describes an absolute encoder that monitors rotary position and senses rotary displacement relative to a measuring scale. This encoder utilizes multiple rotatably mounted encoder wheels, each featuring at least one code sequence which collectively forms the measuring scale. A unique pinion mechanism is implemented between each pair of encoder wheels, ensuring that they rotate in coordination with the shaft's movements. Sensing mechanisms composed of light-emitting and light-detecting devices gather vital data to ascertain the rotary position based on the code sequence being monitored.

The second patent, “Valve Actuator Differential Worm Planetary Gear Drive,” introduces a system that provides forward or reverse motion to a valve stem, driven either by a motor-operated worm or a handwheel drive worm. The design cleverly employs a set of planetary gears to transmit motion to the sun gear. When the motor is prioritized for valve operations, the manual worm gets locked, enabling the motor worm to serve as a planetary arm. Conversely, when manual control is needed, the motor gear is immobilized, allowing the handwheel worm gear to operate the valve through the ring gear and the planet gears.

Career Highlights: Throughout his career, Hylton has made significant contributions while working with esteemed organizations such as Limitorque Corporation and the United States Government. His time with these organizations has allowed him to manifest his innovative ideas into practical applications that are widely adopted in various engineering fields.

Collaborations: Hylton’s journey in innovation has been enriched by collaborating with esteemed colleagues such as Ivan E. Wilkinson and R. Gregory Pence. These partnerships have fostered a creative environment, leading to the development of advanced technologies in the context of valve actuation and rotary encoders.

Conclusion: Charles L. Hylton exemplifies the spirit of innovation through his patents and contributions to the fields of encoder technology and valve actuation. His work continues to influence modern engineering practices, making him a noteworthy figure within the landscape of contemporary inventors.

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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