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For the Inventor, By the Inventor

Tokyo, Japan

Hidenori Yamaji

This inventor holds 23 USPTO granted patents and 3 published patent applications and 2 EPO patents, primarily in Information Processing. Top assignees: Sony Corporation, Dowa Electronics Materials Co., Ltd., Saturn Licensing LLC. Active years: 2005-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidenori Yamaji. Retrieved from https://idiyas.com/inventor/hidenori-yamaji

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

Calculating rank
USPTO Granted Patents = 23 

% Patents Active = 34.8

 

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 279(Granted Patents)


Location History:

  • Minato-ku, JP (2015)
  • Tokyo, JP (2005 - 2022)

Company Filing History:

goldMedal21 out of 58,148 
 
Sony Corporation
 patents
silverMedal1 out of 315 
 
Dowa Electronics Materials Co., Ltd.
 patents
bronzeMedal1 out of 721 
 
Saturn Licensing LLC
 patents

Years Active: 2005-2025

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Areas of Expertise:
Information Processing Apparatus
Imaging Apparatus
Power Control
Computer Program
Activation Method
Memory Update
Inductor
Silicon Oxide
Molded Article
Display Control
Physical Quantity Measurement
Electronic Equipment
23 patents (USPTO):Explore Patents
1. 12506920 - Information processing apparatus, control method, information processing terminal, and information processing method (2025-12-23),
2. 11247265 - Iron powder, silicon oxide coated iron powder,, molded article for inductor, and inductor (2022-02-15),
3. RE47775 - Imaging apparatus, information processing apparatus and method, and computer program therefor (2019-12-16),
4. RE45319 - Imaging apparatus, information processing apparatus and method, and computer program therefor (2015-01-05),
5. 8887091 - Information processing apparatus, method, processor, and recording medium for determining whether information stored in a memory is incorrectly updated (2014-11-11),
6. 8392850 - Information processing apparatus and method, and program for handling images (2013-03-05),
7. 8184170 - Imaging apparatus, information processing apparatus and method, and computer program therefor (2012-05-22),
8. 8176305 - Information processing apparatus, activation method, and program (2012-05-08),
9. 8117476 - Information processing apparatus, startup method and computer program (2012-02-14),
10. 8069360 - Apparatus, method and computer program for processing information (2011-11-29),
11. 8036520 - Information processing apparatus and method, and program (2011-10-11),
12. 8006276 - Image taking apparatus and method with display and image storage communication with other image taking apparatus (2011-08-23),
13. 8006080 - Apparatus, method, computer program and recording medium for processing information (2011-08-23),
14. 7934111 - Apparatus and method for allowing quick activation of electronic equipment, and recording medium having a program stored thereon for performing such method (2011-04-26),
15. 7703031 - Apparatus, method, and computer program for controlling display (2010-04-20),

Title: Hidenori Yamaji: Innovator in Iron Powder and Imaging Technologies

Introduction

Hidenori Yamaji is a prominent inventor based in Tokyo, Japan, known for his groundbreaking work in the field of materials science and imaging technologies. With an impressive portfolio of 22 patents, his innovations have significantly impacted various industries, particularly in the development of iron powder and advanced imaging apparatuses.

Latest Patents

Among Hidenori Yamaji's latest patents are notable inventions, including "Iron Powder," "Silicon Oxide Coated Iron Powder," "Molded Article for Inductor," and "Inductor - An Iron Powder and Method of Making an Iron Powder." His method for producing iron powder involves a sophisticated process that includes neutralizing an acidic aqueous solution containing trivalent iron ions and phosphorus-containing ions. This method results in a slurry of a precipitate of a hydrated oxide, which is further processed to create silicon oxide-coated iron particles. Additionally, he has developed an imaging apparatus that efficiently captures images and accurately estimates positional data through multiple estimation techniques, enhancing the quality and precision of image processing.

Career Highlights

Yamaji's career includes significant roles at leading companies, such as Sony Corporation and Dowa Electronics Materials Co., Ltd. His contributions to these organizations have led to advanced developments in technology, showcasing his expertise and innovative spirit.

Collaborations

Throughout his career, Hidenori Yamaji has collaborated with esteemed colleagues, including Noriaki Nakagawa and Yoshitaka Narukawa. These collaborations have enriched his work, leading to successful innovations that benefit various technological fields.

Conclusion

Hidenori Yamaji exemplifies the spirit of innovation, with his extensive patent portfolio reflecting his commitment to advancing technology. His work in iron powder production and imaging systems continues to influence and inspire future developments in materials science and engineering.

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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