Reston, VA, United States of America

Jack Greenfield

This inventor holds 17 USPTO granted patents and 1 published patent application, primarily in Data Management. Top assignees: Next Software, Inc., Next Computer, Inc., Apple Inc.. Active years: 1999-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jack Greenfield. Retrieved from https://idiyas.com/inventor/jack-greenfield

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

Calculating rank
USPTO Granted Patents = 17 

% Patents Active = 58.8

Average Co-Inventor Count = 4.0

ph-index = 7

Forward Citations = 398(Granted Patents)


Location History:

  • Reston, CA (US) (2012)
  • Reston, VA (US) (1999 - 2014)

Company Filing History:


Years Active: 1999-2014

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Areas of Expertise:
Data Mapping
User Interface Integration
Dynamic Protocols
Data Sources
Object Communication
Database Management
Stand-In Objects
Data Bearing Objects
17 patents (USPTO):Explore Patents

Title: Jack Greenfield: Innovator in Object-Oriented Database Solutions

Introduction

Jack Greenfield is a prominent inventor based in Reston, VA, known for his significant contributions to the field of object-oriented relational databases. With a total of 17 patents to his name, Greenfield has made a lasting impact on how data relationships are managed and resolved in complex database systems.

Latest Patents

One of Greenfield's latest patents is a method for providing stand-in objects. This innovative approach allows relationships among objects to be automatically resolved in an object-oriented relational database model. Notably, this method eliminates the need to retrieve data from the database until it is actually required. A 'fault' class is defined, along with fault objects whose data has not yet been fetched from the database. When an object that includes a relationship is fetched, fault objects are created to act as stand-ins for the destination objects of those relationships. These fault objects transform into actual enterprise objects and fetch their data the first time they are accessed. Subsequently, any messages sent to the target objects are responded to by the objects themselves.

Career Highlights

Throughout his career, Jack Greenfield has worked with notable companies such as Next Software, Inc. and Next Computer, Inc. His work in these organizations has contributed to advancements in software development and database management.

Collaborations

Greenfield has collaborated with several esteemed professionals in the industry, including Richard Williamson and Linus M. Upson. These collaborations have further enriched his work and innovations in the field.

Conclusion

Jack Greenfield's contributions to object-oriented database solutions have established him as a key figure in the tech industry. His innovative methods continue to influence how data relationships are managed in modern database systems.

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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