Tokyo, Japan

Chiharu Sasaki

This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignees: Stanley Electric Co., Ltd, Honda Giken Kogyo Kabushiki Kaisha, Nec Corporation. Active years: 1987-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chiharu Sasaki. Retrieved from https://idiyas.com/inventor/chiharu-sasaki

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

USPTO Granted Patents = 7 

% Patents Active = 42.9

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 49(Granted Patents)


Company Filing History:


Years Active: 1987-2013

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7 patents (USPTO):Explore Patents

Title: Chiharu Sasaki: Innovator in Semiconductor Technology

Introduction

Chiharu Sasaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 7 patents. His work focuses on light-emitting elements and devices, showcasing his expertise in this innovative area.

Latest Patents

Sasaki's latest patents include a semiconductor light-emitting element and a method for manufacturing such elements. This invention features a semiconductor film that incorporates a p-type current-spreading layer of GaInP or GaP, along with a first p-clad of AlInP and a second p-clad of AlGaInP. The active layer consists of GaInP or AlGaInP, and the design includes specific carrier densities and thickness proportions for optimal performance. Another notable patent is for a semiconductor light-emitting device, which comprises multiple cladding layers and a diffusion control layer. This device is designed to enhance the efficiency and effectiveness of light emission.

Career Highlights

Throughout his career, Chiharu Sasaki has worked with notable companies such as Stanley Electric Co., Ltd and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his development as a leading inventor in the semiconductor field.

Collaborations

Sasaki has collaborated with talented individuals, including Wataru Tamura and Keita Akiyama. These partnerships have fostered innovation and advancement in his projects.

Conclusion

Chiharu Sasaki's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of efficient light-emitting devices.

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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