For the Inventor, By the Inventor

Enter assignee name

Bellevue, WA, United States of America

Terrapower, LLC

USPTO Granted Patents = 159

% Expired Patents = 5.7

CIPO Patents = 2

EPO Patents = 59

Trademarks = 9

Forward Citations = 707

Loading Chart...

Loading Chart...

128 inventors (with patents filed for the assignee):

Roderick A Hyde (55 out of 1,893 patents)

Lowell L Wood, Jr (51 out of 1,993 patents)

Joshua C Walter (49 out of 60 patents)

4. Muriel Y Ishikawa (35 out of 840 patents)

5. Charles Whitmer (32 out of 420 patents)

6. Nathan P Myhrvold (30 out of 911 patents)

7. Jon David McWhirter (30 out of 40 patents)

8. Charles E Ahlfeld (28 out of 36 patents)

9. Thomas A Weaver (27 out of 251 patents)

10. George Beedon Zimmerman (26 out of 34 patents)

11. John Rogers Gilleland (26 out of 32 patents)

12. David G McAlees (24 out of 32 patents)

13. Anselmo T Cisneros, Jr (20 out of 20 patents)

14. Jesse R Cheatham, Iii (20 out of 113 patents)

15. Ashok Odedra (20 out of 30 patents)

Core Competencies:

Nuclear Reactor

Fuel Handling

Thermal Management

Corrosion-Resistant Coolants

Nuclear Fuel Assembly

Passive Reactivity Control

Electromagnetic Pump

Fission Product Getter

Sodium Vaporizer

Molten Fuel

Neutron Reflector

Thermal Energy Storage

159 patents: Sort by Forward Citations

1. 12718961 - System including a bypass pipe that routes some sodium coolant from a primary pump discharge upward to sodium measuring instruments located near a nuclear reactor head (2026-08-25),

2. 12700514 - Fuel element with multi-smear density fuel (2026-08-04),

3. 12698730 - Ambient temperature thermal adapter for supercritical carbon dioxide power cycle (2026-08-04),

4. 12683034 - Passive heat removal system for nuclear reactors (2026-07-14),

5. 12640277 - Reactor systems having an external fuel salt loop (2026-05-26),

6. 12614644 - In-vessel core component handling systems and methods (2026-04-28),

7. 12609209 - Nuclear fuel assembly with multi-pitch wire wrap (2026-04-21),

8. 12606452 - Corrosion-resistant coolant salt and method for making same (2026-04-21),

9. 12562287 - Molten fuel reactor thermal management configurations (2026-02-24),

10. 12555694 - Fuel handling system, layout, and process for nuclear reactor (2026-02-17),

11. 12516888 - Heat exchanger configuration for nuclear reactor (2026-01-06),

12. 12515171 - Oxidation of cesium as method for removing cesium vapor from cover gas in nuclear reactors (2026-01-06),

13. 12476015 - Method of constructing a nuclear reactor having reactor core and control elements supported by reactor vessel head (2025-11-18),

14. 12416175 - Modular manufacture, delivery, and assembly of nuclear reactor core systems (2025-09-16),

15. 12387856 - Fuel handling system, layout, and process for nuclear reactor (2025-08-12),

Company Overview

Terrapower, LLC, based in Bellevue, WA, specializes in advanced nuclear reactor technology aimed at providing sustainable and efficient energy solutions. The company focuses on innovative approaches to nuclear fuel handling, thermal management, and corrosion-resistant coolants, enhancing the safety and performance of nuclear systems. Key areas of research include passive reactivity control and the development of electromagnetic pumps, alongside advancements in nuclear fuel assembly and fission product management, positioning Terrapower at the forefront of the nuclear energy sector.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

159 Patents

#7 in Bellevue, WA

#48 in Washington

#2,496 in US

#5,178 in the World

Bellevue, WA, United States of America

Terrapower, LLC

Forward Citations = 707

128 inventors:

Roderick A Hyde (55 out of 1,893 patents)

Lowell L Wood, Jr (51 out of 1,993 patents)

Joshua C Walter (49 out of 60 patents)

4. Muriel Y Ishikawa (35 out of 840 patents)

5. Charles Whitmer (32 out of 420 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Terrapower, LLC. Retrieved from https://idiyas.com/company/terrapower

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

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]

Loading…