Woodland Hills, CA, United States of America

Emmett H Chapman

This inventor holds 15 USPTO granted patents. Top assignee: Other. Active years: 1979-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Emmett H Chapman. Retrieved from https://idiyas.com/inventor/emmett-h-chapman

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


% Patents Active = 86.7

Average Co-Inventor Count = 1.0

ph-index = 10

Forward Citations = 214(Granted Patents)


Location History:

  • Los Angeles, CA (US) (1979 - 1987)
  • Woodland Hills, CA (US) (1990 - 2012)

Company Filing History:

goldMedal15 out of 834,453 
Other
 patents

Years Active: 1979-2012

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15 patents (USPTO):Explore Patents

Title: **Innovations of Emmett H. Chapman: Revolutionizing Stringed Instruments**

Introduction

Emmett H. Chapman, located in Woodland Hills, CA, has made significant contributions to the world of music through his innovative inventions. With a total of 15 patents to his name, Chapman has dedicated his career to enhancing the functionality and playability of stringed musical instruments. His most recent patents stand as a testament to his ingenuity and understanding of musicians' needs.

Latest Patents

Among Chapman's latest inventions is the 'Railboard' fingerboard with integrated frets for stringed musical instruments. This design departs from the conventional fret system by utilizing precision-machined frets that are integrated with the fretboard from a single block of rigid material, such as aluminum. This unique approach not only streamlines production but also ensures instruments are of uniform quality and more cost-effective. Another notable invention is a versatile neck truss system for stringed musical instruments. This adjustable system allows for customizable neck profiles, enhancing both performance and comfort for the player.

Career Highlights

Throughout his career, Emmett H. Chapman has focused on integrating advanced technology with classic instrument design. His innovative spirit has led to multiple patents that address common challenges faced by musicians. By employing modern manufacturing techniques such as computer numeric control (CNC), Chapman has revolutionized the way musical instruments are constructed, allowing for greater precision and consistency.

Collaborations

Chapman's work has not been in isolation; he has collaborated with notable figures in the industry, including Ned Steinberger. This partnership has fostered an exchange of ideas and further innovations in instrument design, leading to enhancements that benefit both creators and players alike.

Conclusion

Emmett H. Chapman's advancements in stringed musical instruments exemplify the impact of innovation in the music industry. With his cutting-edge patents and collaborative efforts, he continues to push the boundaries of what is possible, ensuring that musicians can enjoy both improved playability and enhanced sound quality. As a testament to his contributions, Chapman's work will likely influence future generations of instrument makers and players.

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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