Hitachi, Japan

Yoshitaka Sugawara

This inventor holds 24 USPTO granted patents and 1 EPO patent, primarily in Semiconductor Devices. Top assignees: Hitachi, Ltd., Fuji Electric Co., Ltd., Yoshitaka Sugawara. Active years: 1978-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshitaka Sugawara. Retrieved from https://idiyas.com/inventor/yoshitaka-sugawara

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


% Patents Active = 100.0


Average Co-Inventor Count = 1.9

ph-index = 9

Forward Citations = 327(Granted Patents)


Location History:

  • Ibaraki, JP (1978)
  • Hitachi, JP (1978 - 2014)

Company Filing History:


Years Active: 1978-2014

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Areas of Expertise:
Semiconductor Device
Bipolar Transistor
Unipolar Transistor
High Voltage
Power Conversion
Integrated Circuit
Dielectric Isolation
Optoelectronic Device
Solid-State Switching
Photo-Coupled Device
Thyristor
Flip-Flop Circuit
24 patents (USPTO):Explore Patents

Title: Yoshitaka Sugawara: Pioneering Inventor at Hitachi

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

Latest Patents: Sugawara's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, sustainable energy solutions, and cutting-edge medical devices.

Career Highlights: With over two decades of experience in research and development at Hitachi, Sugawara has led numerous projects that have resulted in patented inventions that have revolutionized various industries.

Collaborations: Throughout his career, Sugawara has collaborated with top researchers, engineers, and scientists both within Hitachi and from leading institutions worldwide, fostering a culture of innovation and excellence.

Conclusion: Yoshitaka Sugawara's dedication to pushing the boundaries of technology and his passion for innovation continue to inspire the next generation of inventors and researchers in Japan and beyond.

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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