Yokohama, Japan

Makoko Harigaya

This inventor holds 1 USPTO granted patent. Top assignees: Ricoh Company, Ltd., Other. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoko Harigaya. Retrieved from https://idiyas.com/inventor/makoko-harigaya

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 = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:

goldMedal1 out of 28,940 
 
Ricoh Company, Ltd.
 patents
silverMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1989

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Makoko Harigaya: Innovator in Semiconductor Laser Technology

Introduction

Makoko Harigaya is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of semiconductor laser technology. His innovative approach has led to the development of a unique method for manufacturing masked semiconductor lasers.

Latest Patents

Harigaya holds 1 patent for his invention titled "Method of manufacturing masked semiconductor laser." This patent describes a process where a masking layer is formed on the light-emitting mirror surface of a semiconductor laser body. The masking layer is designed to block light emitted from the semiconductor laser body while being capable of thermal melting and evaporation when exposed to the emitted light. This innovative method allows for the definition of a small light-emitting hole in the masking layer, effectively preventing the material from evaporating on a portion of the light-emitting surface.

Career Highlights

Throughout his career, Harigaya has worked with prominent companies, including Ricoh Company, Ltd. His experience in the industry has allowed him to refine his skills and contribute to advancements in semiconductor technology.

Collaborations

Harigaya has collaborated with notable individuals in his field, including Hiroshi Kobayashi and Haruhiko Machida. These collaborations have further enhanced his work and contributed to the development of innovative technologies.

Conclusion

Makoko Harigaya's contributions to semiconductor laser technology exemplify the spirit of innovation. His patented method showcases his expertise and commitment to advancing the field. His work continues to influence the industry and inspire future inventors.

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]
Loading…