Hitachi, Japan

Yohei Shirakawa

This inventor holds 28 USPTO granted patents and 4 published patent applications and 1 EPO patent, primarily in Communication Technology. Top assignees: Hitachi Metals, Ltd., Hitachi Cable, Inc., Hitachi Media Electronics Co., Ltd.. Active years: 2009-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yohei Shirakawa. Retrieved from https://idiyas.com/inventor/yohei-shirakawa

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

USPTO Granted Patents = 28 

% Patents Active = 39.3


Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 23(Granted Patents)


Location History:

  • Hitachi, JP (2009 - 2019)
  • Tokyo, JP (2021 - 2023)

Company Filing History:


Years Active: 2009-2023

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Areas of Expertise:
Multicore Cable Testing
Electromagnetic Coupler
Antenna Design
Communication Device
Signal Detection
Crosstalk Reduction
Repeater Technology
Communication Visualization
Cable Signal Detector
Coaxial Cable Assembly
Communication Monitoring
Wireless Device
28 patents (USPTO):Explore Patents

Title: Yohei Shirakawa: Pioneering Inventor at Hitachi

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

Latest Patents: Shirakawa holds several patents in the areas of electronics, robotics, and artificial intelligence, with his most recent inventions focusing on sustainable energy solutions and advanced data storage technologies.

Career Highlights: With a career spanning over two decades at Hitachi, Shirakawa has played a pivotal role in developing cutting-edge products that have revolutionized the industry. His innovative mindset and dedication to research have led to numerous successful projects.

Collaborations: Throughout his career, Shirakawa has collaborated with leading experts in the field, both within Hitachi and from external research institutions. These collaborations have resulted in the development of patented technologies that have had a significant impact on the market.

Conclusion: Yohei Shirakawa's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a trailblazer in the world of technology. His contributions continue to inspire the next generation of inventors and shape the future of the industry.

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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