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For the Inventor, By the Inventor

Sakai, Japan

Yasuo Kan

This inventor holds 6 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1994-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Kan. Retrieved from https://idiyas.com/inventor/yasuo-kan

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 83.3

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 19(Granted Patents)


Location History:

  • Nara, JP (1994 - 2004)
  • Mihara, JP (2006)
  • Sakai, JP (2020)

Company Filing History:

goldMedal6 out of 25,982 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 1994-2020

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6 patents (USPTO):Explore Patents
1. 10707651 - Semiconductor laser element (2020-07-07),
2. 7092422 - Self-pulsation type semiconductor laser (2006-08-15),
3. 6707834 - Semiconductor laser device and process for producing the same (2004-03-16),
4. 6002701 - Self-pulsation type semiconductor laser device (1999-12-14),
5. 5337326 - Semiconductor laser device with compressively stressed barrier layer (1994-08-09),
6. 5310697 - Method for fabricating an AlGaInP semiconductor light emitting device (1994-05-10),

Title: **Innovative Mind: The Patents of Yasuo Kan**

Introduction

Yasuo Kan, an accomplished inventor based in Sakai, Japan, has made significant contributions to the field of semiconductor technology. With a total of six patents to his name, his work exemplifies the spirit of innovation and advances the capabilities of semiconductor laser elements.

Latest Patents

Among Yasuo’s latest inventions is a **semiconductor laser element** that features a stripe-shaped light-emitting region. This groundbreaking design includes a terrace section on the surface that is adhered by a solder layer, which effectively separates it from a current-carrying ridge portion. The top surface of the grooved portion is uniquely covered with metal, and the terrace section is divided into multiple scattered portions, enhancing its functionality and performance.

He has also developed a **self-pulsation type semiconductor laser**. This invention comprises a first clad layer of a first conductivity type, followed by an active layer and a second clad layer of a second conductivity type that possesses a striped ridge portion. Notably, the embedding layer on the ridge portion's sides integrates a saturable absorption layer, enhancing its performance without absorbing laser light.

Career Highlights

Yasuo Kan is currently associated with **Sharp Corporation**, a company well-regarded for its innovations in technology. His work continues to push the boundaries of what's possible in semiconductor applications, paving the way for advancements in various technologies.

Collaborations

Throughout his career, Yasuo Kan has collaborated with esteemed colleagues such as Kentaro Tani and Kosei Takahashi. These collaborations have fostered an environment of teamwork and innovation, contributing to the successful development of cutting-edge technologies.

Conclusion

Yasuo Kan stands out as a prominent inventor whose contributions significantly enhance semiconductor technology. His latest patents reflect not only his ingenuity but also a commitment to advancing the field. With ongoing collaboration and innovation, the future looks promising for Yasuo and the industry at large.

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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