logo

For the Inventor, By the Inventor

Tokyo, Japan

Naoharu Shimomura

This inventor holds 66 USPTO granted patents and 2 published patent applications, primarily in Magnetic Memory (CPC class G11C). Top assignees: Kabushiki Kaisha Toshiba, Kioxia Corporation, National Institute of Advanced Industrial Science and Technology. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoharu Shimomura. Retrieved from https://idiyas.com/inventor/naoharu-shimomura

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

Calculating rank
USPTO Granted Patents = 66 

% Patents Active = 92.4

Average Co-Inventor Count = 4.9

ph-index = 9

Forward Citations = 288(Granted Patents)

Forward Citations (Not Self Cited) = 268(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Sagamihara, JP (2009 - 2012)
  • Meguro, JP (2017 - 2020)
  • Tokyo, JP (2001 - 2024)
  • Meguro Tokyo, JP (2021 - 2024)

Company Filing History:

goldMedal56 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal10 out of 3,216 
 
Kioxia Corporation
 patents
bronzeMedal2 out of 1,766 
 
National Institute of Advanced Industrial Science and Technology
 patents
4. 1 out of 576 
 
National Institute for Materials Science
 patents
where one patent can have more than one assignee

Years Active: 2001-2026

Loading Chart...
Areas of Expertise:
Magnetic Memory
Nonvolatile Memory
Spin Orbit Torque
Magnetoresistive Element
Storage Device
Memory Device
Magnetic Domain
SOT MRAM
Magnetic Device
Memory Cell
Magnetic Members
Magnetic Apparatus
66 patents (USPTO):Explore Patents
1. 12700468 - Magnetic memory (2026-08-04),
2. 12694911 - Magnetic memory (2026-07-28),
3. 12512138 - Magnetic memory (2025-12-30),
4. 12471500 - Magnetic memory with a wiring and magnetic members each having a magnetic domain magnetized by a current flowing through the wiring (2025-11-11),
5. 12464733 - Magnetic memory (2025-11-04),
6. 12178138 - Magnetic memory (2024-12-24),
7. 12052875 - Magnetic memory (2024-07-30),
8. 12041788 - Storage device and method for manufacturing storage device (2024-07-16),
9. 11871586 - Magnetic memory (2024-01-09),
10. 11610617 - Magnetic memory (2023-03-21),
11. 11017827 - Magnetic device storing first and second values (2021-05-25),
12. 10916281 - Magnetic memory apparatus (2021-02-09),
13. 10902900 - Magnetic memory device (2021-01-26),
14. 10896708 - Magnetic memory device (2021-01-19),
15. 10867649 - Magnetic memory device (2020-12-15),

As an AI assistant specializing in innovations, inventions, inventors, patent attorneys, assignees and patents, my expertise is on the mentioned topics. If you have any requests within these spheres, feel free to ask!

.

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]
Loading…