Mahtomedi, MN, United States of America

David A Blackshear

This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David A Blackshear. Retrieved from https://idiyas.com/inventor/david-a-blackshear

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 38(Granted Patents)


Company Filing History:

goldMedal1 out of 834,659 
Other
 patents

Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: David A. Blackshear: Innovator in Humidity Control for Musical Instruments

Introduction

David A. Blackshear is an inventive mind based in Mahtomedi, MN (US). He has made significant contributions to the field of musical instrument care, particularly through his innovative patent aimed at protecting guitars and similar instruments from humidity-related damage. His work reflects a deep understanding of the needs of musicians and the preservation of their instruments.

Latest Patents

David A. Blackshear holds a patent for a "Humidity Modifying Device for Guitars." This device is designed to prevent damage such as cracking and splitting that can occur when musical instruments are exposed to harmful humidity conditions. The invention features a resilient plug that fits snugly in the sound hole of the instrument. It incorporates a humidity-modifying material, such as a moisture-retentive sponge-like pad or a desiccant cartridge, which helps maintain optimal humidity levels within the sound box. The design includes a pocket or chamber within the plug to securely hold the moisture-retentive means or desiccant, ensuring the longevity and quality of the instrument.

Career Highlights

Throughout his career, David A. Blackshear has focused on innovations that enhance the performance and durability of musical instruments. His dedication to improving instrument care has positioned him as a notable inventor in this niche market. With a patent portfolio that includes his humidity-modifying device, he has demonstrated his commitment to addressing the challenges faced by musicians.

Collaborations

David has collaborated with his coworker, Perry L. Blackshear, Jr., to further explore advancements in musical instrument technology. Their partnership has contributed to the development of innovative solutions that benefit musicians and enhance their playing experience.

Conclusion

David A. Blackshear's contributions to the field of musical instrument care through his humidity-modifying device exemplify his innovative spirit and dedication to preserving the quality of musical instruments. His work not only protects valuable instruments but also supports musicians in their craft.

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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