Saint Paul, MN, United States of America

John W Longfellow

This inventor holds 1 USPTO granted patent. Top assignee: Geospan Corporation. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John W Longfellow. Retrieved from https://idiyas.com/inventor/john-w-longfellow

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


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 313(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: The Innovations of John W Longfellow

Introduction

John W Longfellow is an accomplished inventor based in Saint Paul, MN (US). He has made significant contributions to the field of geographic information systems through his innovative patent. His work focuses on the collection and processing of visual and spatial information, which has important applications in various sectors.

Latest Patents

John W Longfellow holds a patent for a "Method and apparatus for collecting and processing visual and spatial." This invention allows for the collection and processing of visual and spatial position information to form a geographic information database. The technology can also be utilized to update the United States Census Bureau TIGER/Line files, enhancing their accuracy. Furthermore, the method enables the precise determination of the spatial position of objects observed in the collected visual data. The process involves the high-speed collection and correlation of video images and spatial position information.

Career Highlights

John W Longfellow is associated with Geospan Corporation, where he applies his expertise in geographic information systems. His innovative approach has positioned him as a key figure in the development of technologies that improve data accuracy and usability.

Collaborations

Throughout his career, John has collaborated with notable colleagues, including Theodore M Lachinski and Louis S Ptacek. These partnerships have contributed to the advancement of his projects and the overall success of the initiatives he has been involved in.

Conclusion

John W Longfellow's contributions to the field of geographic information systems through his innovative patent demonstrate his commitment to enhancing data accuracy and processing capabilities. His work continues to influence the industry and pave the way for future advancements.

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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