For the Inventor, By the Inventor

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Wellesley Hills, MA, United States of America

K-Nfb Reading Technology, Inc.

USPTO Granted Patents = 35

% Expired Patents = 80.0

Forward Citations = 438

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9 inventors (with patents filed for the assignee):

Paul Albrecht (34 out of 68 patents)

Raymond C Kurzweil (33 out of 105 patents)

Lucy Gibson (22 out of 42 patents)

4. Peter Chapman (14 out of 15 patents)

5. James Gashel (9 out of 9 patents)

6. Lev Lvovsky (7 out of 11 patents)

7. Rafael Maya Zetune (4 out of 6 patents)

8. Jeff Brewer (1 out of 1 patent)

9. Srivathsan Krishnamachari (1 out of 1 patent)

Core Competencies:

Audio Synchronization

Optical Character Recognition

Document Narration

Portable Reading Machine

Image Resizing

Multi-Language Support

Gesture Processing

Voice Models

Text Stitching

Cooperative Processing

Graphical Content Rendering

Tilt Adjustment

35 patents: Sort by Forward Citations

1. 9478219 - Audio synchronization for document narration with user-selected playback (2016-10-25),

2. 9218680 - Systems and methods for rendering graphical content and glyphs (2015-12-22),

3. 8954328 - Systems and methods for document narration with multiple characters having multiple moods (2015-02-10),

4. 8903723 - Audio synchronization for document narration with user-selected playback (2014-12-02),

5. 8873890 - Image resizing for optical character recognition in portable reading machine (2014-10-28),

6. 8793133 - Systems and methods document narration (2014-07-29),

7. 8711188 - Portable reading device with mode processing (2014-04-29),

8. 8626512 - Cooperative processing for portable reading machine (2014-01-07),

9. 8588528 - Systems and methods for displaying scanned images with overlaid text (2013-11-19),

10. 8554464 - Navigation using portable reading machine (2013-10-08),

11. 8531494 - Reducing processing latency in optical character recognition for portable reading machine (2013-09-10),

12. 8498867 - Systems and methods for selection and use of multiple characters for document narration (2013-07-30),

13. 8498866 - Systems and methods for multiple language document narration (2013-07-30),

14. 8392186 - Audio synchronization for document narration with user-selected playback (2013-03-05),

15. 8370151 - Systems and methods for multiple voice document narration (2013-02-05),

Company Overview

K-Nfb Reading Technology, Inc. specializes in innovative solutions for individuals with visual impairments, focusing on the development of advanced reading technologies. The company is known for its commitment to enhancing accessibility through cutting-edge software and hardware that convert printed text into speech. Based in Wellesley Hills, MA, K-Nfb Reading Technology aims to empower users by providing tools that facilitate independent reading and improve quality of life, leveraging expertise in assistive technology and user-centered design.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

35 Patents

#1 in Wellesley Hills, MA

#583 in Massachusetts

#9,749 in US

#19,168 in the World

Wellesley Hills, MA, United States of America

K-Nfb Reading Technology, Inc.

Forward Citations = 438

9 inventors:

Paul Albrecht (34 out of 68 patents)

Raymond C Kurzweil (33 out of 105 patents)

Lucy Gibson (22 out of 42 patents)

4. Peter Chapman (14 out of 15 patents)

5. James Gashel (9 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: K-Nfb Reading Technology, Inc.. Retrieved from https://idiyas.com/company/k-nfb-reading-technology

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

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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