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For the Inventor, By the Inventor

Hitachi, Japan

Yasutaka Toyoda

This inventor holds 65 USPTO granted patents and 18 published patent applications and 1 EPO patent, primarily in Image Processing (CPC class G06T). Top assignees: Hitachi-High-Technologies Corporation, Hitachi High-Tech Corporation, Hitachi, Ltd.. Active years: 2004-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasutaka Toyoda. Retrieved from https://idiyas.com/inventor/yasutaka-toyoda

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

USPTO Granted Patents = 65 

% Patents Active = 86.2

 

Average Co-Inventor Count = 3.5

ph-index = 7

Forward Citations = 188(Granted Patents)

Forward Citations (Not Self Cited) = 153(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hitachi, JP (2004 - 2014)
  • Mito, JP (2013 - 2015)
  • Himeji, JP (2016)
  • Hyogo, JP (2012 - 2021)
  • Tokyo, JP (2016 - 2024)

Company Filing History:

goldMedal39 out of 2,874 
 
Hitachi-High-Technologies Corporation
 patents
silverMedal16 out of 1,395 
 
Hitachi High-Tech Corporation
 patents
bronzeMedal5 out of 42,740 
 
Hitachi, Ltd.
 patents
4. 4 out of 496 
 
Glory Ltd.
 patents
5. 1 out of 129 
 
Ricoh Printing Systems, Ltd.
 patents

Years Active: 2004-2026

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Areas of Expertise:
Image Recognition
Image Evaluation
Pattern Inspection
Semiconductor Measurement
Dimension Measurement
Image Processing
Pattern Matching
Charged Particle Beam
Image Generation
Pattern Measuring
Exposure Condition Evaluation
Money Handling Machine
65 patents (USPTO):Explore Patents
1. 12755416 - Localization apparatus and method (2026-10-06),
2. 12670396 - Learning processing device and learning processing method (2026-06-30),
3. 12561823 - Structure estimation system and structure estimation program for estimating height of structure based on data from charged particle beam device (2026-02-24),
4. 12423962 - System for generating image, and non-transitory computer-readable medium (2025-09-23),
5. 12423941 - Image recognition system (2025-09-23),
6. 12400383 - Training method for learning apparatus, and image generation system (2025-08-26),
7. 12394038 - Image processing program, image processing device, and image processing method (2025-08-19),
8. 12243711 - Method, apparatus, and program for determining condition related to captured image of charged particle beam apparatus (2025-03-04),
9. 12100133 - Image evaluation apparatus and image evaluation method (2024-09-24),
10. 12014530 - Image recognition device and method (2024-06-18),
11. 11836906 - Image processing system and computer program for performing image processing (2023-12-05),
12. 11600536 - Dimension measurement apparatus, dimension measurement program, and semiconductor manufacturing system (2023-03-07),
13. 11587225 - Pattern inspection system (2023-02-21),
14. 11176405 - Image processing system and computer program for performing image processing (2021-11-16),
15. 11132788 - Pattern inspection system (2021-09-28),

Title: Yasutaka Toyoda - Pioneering Inventor at Hitachi

Introduction: Yasutaka Toyoda is a renowned inventor based in Hitachi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yasutaka Toyoda holds several patents in the areas of electronics, robotics, and artificial intelligence, with his most recent inventions focusing on sustainable energy solutions and smart city technologies.

Career Highlights: Throughout his illustrious career at Hitachi, Yasutaka Toyoda has spearheaded numerous projects that have revolutionized the way we interact with technology. His innovative ideas have led to the development of cutting-edge products that have had a significant impact on various industries.

Collaborations: Yasutaka Toyoda has collaborated with leading researchers, engineers, and scientists from around the world to bring his ideas to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many of his projects.

Conclusion: Yasutaka Toyoda's passion for innovation and his relentless pursuit of excellence have established him as a key figure in the world of technology. His contributions continue to inspire the next generation of inventors and shape the future of technological advancements.

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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