Santa Cruz, CA, United States of America

James E Hopf

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

IDiyas Innovation Intelligence. (2026). Inventor Profile: James E Hopf. Retrieved from https://idiyas.com/inventor/james-e-hopf

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 = 3.0

ph-index = 1

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: James E Hopf: Innovator in Nuclear Fuel Assembly Technology

Introduction

James E Hopf is a notable inventor based in Santa Cruz, CA, who has made significant contributions to the field of nuclear engineering. He is recognized for his innovative designs that enhance the safety and efficiency of nuclear fuel assembly transportation and storage.

Latest Patents

James E Hopf holds a patent for a "Sealed basket for pressurized water reactor fuel assemblies." This invention features a basket designed for the transportation, storage, and containment of pressurized water nuclear fuel assemblies. The basket includes an internal assembly of sleeves arranged in a uniform pattern within a cylindrical shell. Each sleeve is specifically sized to secure and contain a fuel assembly. The design incorporates a set of single sleeves, corner sleeves, and double sleeves, along with an internal support structure that ensures stability. Additionally, neutron poison material is secured to the inner walls of the sleeves to maintain fission reactions below critical levels.

Career Highlights

James E Hopf is currently associated with Sierra Nuclear Corporation, where he continues to work on advancements in nuclear technology. His expertise in the field has led to the development of innovative solutions that address critical challenges in nuclear fuel management.

Collaborations

Throughout his career, James has collaborated with esteemed colleagues such as Boris A Chechelnitsky and Thomas C Thompson, contributing to a rich exchange of ideas and advancements in nuclear technology.

Conclusion

James E Hopf's contributions to nuclear fuel assembly technology exemplify his commitment to innovation and safety in the nuclear industry. His patent and ongoing work at Sierra Nuclear Corporation highlight his role as a key figure in advancing nuclear engineering 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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