Hitachi, Japan

Takahiro Sugiyama

This inventor holds 62 USPTO granted patents and 5 published patent applications, primarily in Differential Signal Cables (CPC class H01B). Top assignees: Hitachi Metals, Ltd., Hitachi Cable, Inc., Hitachi Media Electronics Co., Ltd.. Active years: 2003-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiro Sugiyama. Retrieved from https://idiyas.com/inventor/takahiro-sugiyama

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

USPTO Granted Patents = 62 

% Patents Active = 51.6

Average Co-Inventor Count = 2.6

ph-index = 14

Forward Citations = 573(Granted Patents)

Forward Citations (Not Self Cited) = 547(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ibaraki, JP (2003)
  • Hitachi, JP (2009 - 2018)
  • Toyko, JP (2021)
  • Tokyo, JP (2004 - 2023)

Company Filing History:


Years Active: 2003-2023

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Areas of Expertise:
Differential Signal Transmission Cable
Multi-Core Cable
High Frequency Signal Cable
Noise Suppression Cable
Cable Assembly
Manufacturing Method
Connection Structure
Shielded Flat Ribbon Cable
Active Cable
Termination Structure
Differential Signaling Cable
Cable Production Method
62 patents (USPTO):Explore Patents

Title: The Innovative Journey of Inventor Takahiro Sugiyama

Introduction: Takahiro Sugiyama, a talented inventor hailing from Hitachi, Japan, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Takahiro Sugiyama holds several patents in the areas of electronics, robotics, and artificial intelligence, showcasing his diverse range of expertise and creativity.

Career Highlights: Throughout his illustrious career, Sugiyama has worked with renowned tech companies, leading research institutions, and universities to develop cutting-edge technologies that have revolutionized various industries.

Collaborations: Sugiyama has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge-sharing to push the boundaries of what is possible in the realm of technology.

Conclusion: Takahiro Sugiyama's passion for innovation, coupled with his relentless pursuit of excellence, has solidified his reputation as a visionary inventor whose work continues to inspire and shape the future of technology.

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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