Belmont, CA, United States of America

David L Dignam

This inventor holds 14 USPTO granted patents and 10 published patent applications. Top assignees: Silicon Graphics, Incorporated, Microsoft Technology Licensing, LLC, Nvidia U.S. Investment Company. Active years: 1995-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David L Dignam. Retrieved from https://idiyas.com/inventor/david-l-dignam

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

USPTO Granted Patents = 14 

% Patents Active = 85.7

Average Co-Inventor Count = 3.0

ph-index = 8

Forward Citations = 308(Granted Patents)


Company Filing History:


Years Active: 1995-2015

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14 patents (USPTO):Explore Patents

Title: **The Innovative Mind of David L Dignam: A Silicon Valley Visionary**

Introduction

David L Dignam, a prominent inventor residing in Belmont, California, has made a significant impact in the fields of audio technology and computer graphics through his inventive talents. With a remarkable portfolio of 14 patents, Dignam continues to drive innovations that address contemporary technological challenges.

Latest Patents

Dignam’s latest patents showcase his inventive prowess and commitment to enhancing user experience through technology. One notable invention is the **ported enclosure and automated equalization of frequency response in a micro-speaker audio system**. This system integrates a detection device and a processor that works together to enhance audio output when a handheld device is not placed on or near a surface. By sensing the absence of the device, the system applies a compensating function to optimize audio signals for improved sound quality.

Another significant contribution by Dignam is the **floating point computer system with fog**. This innovative approach implements floating point rasterization and frame buffer processes that ensure accurate graphics rendering. It utilizes a 16-bit floating point format allowing for enhanced precision and range of pixel attributes stored in a frame buffer, which can be manipulated without any loss of quality in display.

Career Highlights

Throughout his career, David L Dignam has worked with leading technology firms, including **Silicon Graphics, Incorporated** and **Nvidia U.S. Investment Company**. These experiences have allowed him to refine his innovative skills and contribute to pioneering advancements in computer graphics and audio technology.

Collaborations

Dignam has collaborated with notable individuals in the tech industry, including colleagues John Milligan Airey and Mark S Peercy. Their collective expertise has contributed to groundbreaking developments that have shaped the technology landscape.

Conclusion

David L Dignam exemplifies the spirit of innovation that defines Silicon Valley. With a diverse portfolio of patents and a career filled with collaboration and impact, he continues to contribute to advancements that enhance user experience and address modern technological challenges. His work resonates in the fields of audio systems and graphics, further solidifying his legacy as a visionary inventor in the tech industry.

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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