Sapporo, Japan

Kenji Hiruma

This inventor holds 1 USPTO granted patent. Top assignees: Hokkaido University, Sharp Kabushiki Kaisha Corporation. Active years: 2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Hiruma. Retrieved from https://idiyas.com/inventor/kenji-hiruma-9d4synlp

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

Calculating rank

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 2013

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1 patent (USPTO):Explore Patents

Title: Kenji Hiruma: Innovator in Semiconductor Technology

Introduction

Kenji Hiruma is a notable inventor based in Sapporo, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of light-emitting elements. His innovative work has led to the creation of a unique semiconductor light-emitting element array.

Latest Patents

Kenji Hiruma holds 1 patent for his invention titled "Semiconductor light-emitting element array including a semiconductor rod." This patent describes a semiconductor surface emitting element that features a plurality of wavelengths manufactured on a single substrate through MOVPE selective growth. The invention includes a semiconductor crystal substrate, an insulating film divided into multiple regions, and semiconductor rods that extend upward through openings in the insulating film. Each rod comprises an n-type and a p-type semiconductor layer, forming a p-n junction. The design allows for varying heights of the semiconductor rods across different regions, enhancing the functionality of the light-emitting array.

Career Highlights

Throughout his career, Kenji Hiruma has worked with prominent organizations, including Sharp Corporation and Hokkaido University. His experience in these institutions has contributed to his expertise in semiconductor technology and innovation.

Collaborations

Kenji has collaborated with notable colleagues such as Shinjiro Hara and Takashi Fukui. Their combined efforts have further advanced the research and development of semiconductor technologies.

Conclusion

Kenji Hiruma's contributions to semiconductor technology, particularly through his patented inventions, highlight his role as an influential inventor in the field. His work continues to impact the development of advanced light-emitting elements.

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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