Alameda, CA, United States of America

Keith Gnutzman

This inventor holds 2 USPTO granted patents. Top assignees: Chroma Corporation, Envision Technology, Inc.. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keith Gnutzman. Retrieved from https://idiyas.com/inventor/keith-gnutzman

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 = 3.0

ph-index = 2

Forward Citations = 27(Granted Patents)


Company Filing History:


Years Active: 1984

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2 patents (USPTO):Explore Patents

Title: The Innovations of Keith Gnutzman

Introduction

Keith Gnutzman is a notable inventor based in Alameda, CA (US), recognized for his contributions to the field of printing technology. With a total of 2 patents, Gnutzman has made significant advancements that enhance the functionality and efficiency of color printers.

Latest Patents

Gnutzman's latest patents include a color impact matrix printer that features replaceable color cartridges. This innovative printer design allows for selective engagement of cartridges with a print head, enhancing the printing process. Additionally, the printer is equipped with a powered manifold for adjusting the print gap, a rapidly movable cartridge housing operated by a lever system, and a ribbon drive mechanism that enables selective and incremental driving of each cartridge. Another notable patent is a ribbon cartridge for a matrix printer, which includes a capstan driven by an outboard gear. This design allows for closely stacked cartridges on a single carriage, optimizing space and functionality.

Career Highlights

Throughout his career, Keith Gnutzman has worked with several companies, including Envision Technology, Inc. and Chroma Corporation. His experience in these organizations has contributed to his expertise in developing innovative printing solutions.

Collaborations

Gnutzman has collaborated with notable coworkers such as Richard Trezise and John Boldt, further enriching his professional journey and expanding his impact in the field of printing technology.

Conclusion

Keith Gnutzman's contributions to printing technology through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of color printing solutions.

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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