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For the Inventor, By the Inventor

Framingham, MA, United States of America

Charles R Barker, Iii

This inventor holds 13 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Bose Corporation, Digital Equipment Corporation, Dolby Laboratories Licensing Corporation. Active years: 1989-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles R Barker, Iii. Retrieved from https://idiyas.com/inventor/charles-r-barker-iii

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

USPTO Granted Patents = 13 

% Patents Active = 69.2

 

Average Co-Inventor Count = 2.2

ph-index = 9

Forward Citations = 389(Granted Patents)


Location History:

  • Oakland, CA (US) (1989)
  • Harvard, MA (US) (1992 - 1999)
  • Framingham, MA (US) (2004 - 2019)

Company Filing History:

goldMedal7 out of 2,205 
 
Bose Corporation
 patents
silverMedal3 out of 2,297 
 
Digital Equipment Corporation
 patents
bronzeMedal1 out of 2,732 
 
Dolby Laboratories Licensing Corporation
 patents
4. 2 out of 834,513 
Other
 patents

Years Active: 1989-2019

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13 patents (USPTO):Explore Patents
1. 10397558 - Forming spectral filters (2019-08-27),
2. 9313482 - Forming spectral filters (2016-04-12),
3. 9014404 - Directional electroacoustical transducing (2015-04-21),
4. 8139797 - Directional electroacoustical transducing (2012-03-20),
5. 8045743 - Seat electroacoustical transducing (2011-10-25),
6. 7688992 - Seat electroacoustical transducing (2010-03-30),
7. 7676047 - Electroacoustical transducing with low frequency augmenting devices (2010-03-09),
8. 6782111 - Multiple voicecoil and driver transducing (2004-08-24),
9. 5917923 - Satellitic compact electroacoustical transducing (1999-06-29),
10. 5597034 - High performance fan heatsink assembly (1997-01-28),
11. 5410448 - Adaptive cooling system (1995-04-25),
12. 5175613 - Package for EMI, ESD, thermal, and mechanical shock protection of (1992-12-29),
13. 4866764 - Telephone (1989-09-12),

Title: The Innovative Contributions of Charles R Barker, III

Introduction

Charles R Barker, III is a notable inventor based in Framingham, MA (US). He has made significant contributions to the field of optics, particularly in the development of spectral filters. With a total of 13 patents to his name, Barker's work has had a lasting impact on technology and innovation.

Latest Patents

Among his latest patents is a groundbreaking invention related to forming spectral filters. This invention involves a lens that bears a plurality of roll-coated layers, designed to pass a first image to one eye of a viewer in a specific band of wavelengths. This technology is particularly suitable for 3D viewing of stereoscopic images, enhancing the visual experience for users.

Career Highlights

Throughout his career, Charles R Barker, III has worked with prominent companies such as Bose Corporation and Digital Equipment Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Barker has collaborated with several talented individuals in his field, including J Richard Aylward and Richard E Olson. These collaborations have fostered a creative environment that has led to the development of new ideas and technologies.

Conclusion

Charles R Barker, III is a distinguished inventor whose work in forming spectral filters has advanced the field of optics. His contributions, along with his collaborations and career experiences, highlight the importance of innovation in technology.

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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