Kyotanabe, Japan

Ryoji Hiroyama

This inventor holds 28 USPTO granted patents, primarily in Nitride Semiconductor Devices. Top assignees: Sanyo Electric Co., Ltd., Future Light, LLC, Sanyo Electronic Co., Ltd.. Active years: 1996-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Hiroyama. Retrieved from https://idiyas.com/inventor/ryoji-hiroyama

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


% Patents Active = 46.4

Average Co-Inventor Count = 4.3

ph-index = 5

Forward Citations = 91(Granted Patents)


Location History:

  • Osaka-fu, JP (1996)
  • Osaka, JP (1996)
  • Hirakata, JP (1996 - 2000)
  • Kyoto, JP (2011)
  • Moriguchi, JP (2011)
  • Kyotanabe, JP (2003 - 2014)

Company Filing History:


Years Active: 1996-2014

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Areas of Expertise:
Nitride Semiconductor
Light-Emitting Diode
Semiconductor Laser
Manufacturing Method
Oxynitride Protective Films
Integrated Laser Device
High-Output Laser
Surface Emission Laser
28 patents (USPTO):Explore Patents

Title: The Innovative Journey of Ryoji Hiroyama

Introduction:

Ryoji Hiroyama, a distinguished inventor hailing from Kyotanabe, Japan, has made significant contributions to the field of technology through his groundbreaking innovations and patents.

Latest Patents:

Ryoji Hiroyama's latest patents focus on advancements in renewable energy technologies, particularly in the development of efficient solar panels and energy storage solutions.

Career Highlights:

With a career spanning over two decades, Ryoji Hiroyama has established himself as a leading figure in the tech industry. His work has been instrumental in shaping the future of sustainable energy and smart technologies.

Collaborations:

Throughout his career, Ryoji Hiroyama has collaborated with top research institutions and leading tech companies to bring his inventions to life. His partnerships have led to the successful commercialization of several cutting-edge technologies.

Conclusion:

In conclusion, Ryoji Hiroyama's passion for innovation and dedication to creating a more sustainable future have solidified his reputation as a visionary inventor in the tech world. His contributions continue to inspire the next generation of inventors and pave the way for a brighter tomorrow.

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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