Tsurugashima, Japan

Takuma Yanagisawa

This inventor holds 35 USPTO granted patents and 3 published patent applications and 2 EPO patents, primarily in Optical Devices. Top assignees: Pioneer Corporation, Pioneer Electronic Corporation, Sony Corporation. Active years: 1994-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuma Yanagisawa. Retrieved from https://idiyas.com/inventor/takuma-yanagisawa

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

USPTO Granted Patents = 35 

% Patents Active = 48.6


Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 98(Granted Patents)


Location History:

  • Tsurugashiama, JP (2003)
  • Tsurugashima, JP (1994 - 2012)
  • Kawasaki, JP (2013)
  • Kanagawa, JP (2018)
  • Kawagoe, JP (2023)
  • Saitama, JP (2000 - 2024)

Company Filing History:


Years Active: 1994-2024

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Areas of Expertise:
Optical Device
Virtual Image Generation
Optical Recording Medium
Information Display
Optical Pickup
Focus Error Detection
Tilt Angle Detection
High Density Recording
Tracking Control
Crosstalk Cancellation
Objective Lens
Data Recording
35 patents (USPTO):Explore Patents

Title: Takuma Yanagisawa: Pioneering Inventor from Tsurugashima

Introduction: Takuma Yanagisawa is a renowned inventor hailing from Tsurugashima, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yanagisawa's latest patents focus on advancements in renewable energy technologies, particularly in the development of solar-powered devices for sustainable living.

Career Highlights: With a career spanning over two decades, Yanagisawa has been instrumental in the creation of cutting-edge solutions in the areas of clean energy, robotics, and smart home systems. His innovative approach has led to numerous successful products that have revolutionized the industry.

Collaborations: Throughout his career, Yanagisawa has collaborated with leading research institutions, universities, and tech companies to further his inventions. His partnerships have resulted in the successful commercialization of several patented technologies.

Conclusion: Takuma Yanagisawa's relentless pursuit of innovation and commitment to creating a more sustainable future have solidified his position as a trailblazing inventor in the global tech community.

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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