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For the Inventor, By the Inventor

Hyogo, Japan

Akira Sasame

This inventor holds 15 USPTO granted patents, plus 1 CIPO patent, primarily in Semiconductor Materials. Top assignee: Sumitomo Electric Industries, Limited. Active years: 1989-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Sasame. Retrieved from https://idiyas.com/inventor/akira-sasame

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 86.7


Average Co-Inventor Count = 3.4

ph-index = 7

Forward Citations = 127(Granted Patents)


Location History:

  • Hyogo, JP (1989 - 1996)
  • Itami, JP (1999 - 2012)

Company Filing History:

goldMedal15 out of 10,666 
 
Sumitomo Electric Industries, Limited
 patents

Years Active: 1989-2012

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Areas of Expertise:
Aluminum Nitride
Heat-Dissipating Substrate
Ceramics Substrate
Sintered Body
Metallized Coating
Semiconductor Device
Connection Structure
Surface Structure
15 patents (USPTO):Explore Patents
1. 8097550 - Spinel sintered body, light transmitting window and light transmitting lens (2012-01-17),
2. 7741238 - Spinel sintered body, light transmitting window and light transmitting lens (2010-06-22),
3. 7180178 - Semiconductor heat-dissipating substrate, and manufacturing method and package therefor (2007-02-20),
4. 6979901 - Semiconductor heat-dissipating substrate, and manufacturing method and package therefor (2005-12-27),
5. 6783867 - Member for semiconductor device using an aluminum nitride substrate material, and method of manufacturing the same (2004-08-31),
6. 5998043 - Member for semiconductor device using an aluminum nitride substrate (1999-12-07),
7. 5529852 - Aluminum nitride sintered body having a metallized coating layer on its (1996-06-25),
8. 5292552 - Method for forming metallized layer on an aluminum nitride sintered body (1994-03-08),
9. 5190601 - Surface structure of ceramics substrate and method of manufacturing the (1993-03-02),
10. 5134461 - Ceramics substrate with an improved surface structure for electronic (1992-07-28),
11. 5085923 - Heat-conductive aluminum nitride sintered body and method of (1992-02-04),
12. 5034357 - Heat-conductive aluminum nitride sintered body and method of (1991-07-23),
13. 5010388 - Connection structure between components for semiconductor apparatus (1991-04-23),
14. 4965659 - Member for a semiconductor structure (1990-10-23),
15. 4886709 - Member for semiconductor apparatus (1989-12-12),

Title: Akira Sasame: Innovator in Light-Transmitting Technologies

Introduction

Akira Sasame is a prominent inventor based in Hyogo, Japan. He has made significant contributions to the field of light-transmitting technologies, holding a total of 15 patents. His work focuses on developing innovative materials that enhance the performance of light-emitting devices.

Latest Patents

Among his latest patents are the spinel sintered body, light transmitting window, and light transmitting lens. These inventions provide a low-cost spinel sintered body characterized by small polarization and high heat conductivity. The spinel sintered body boasts a contrast ratio of 300 or more when exposed to white light. This ratio is defined as the quotient obtained by dividing the amount of transmitting light when arranged between two polarizing plates with parallel directions by the amount of transmitting light when arranged between two polarizing plates with orthogonal directions. These advancements are crucial for improving the efficiency of light-emitting devices.

Career Highlights

Akira Sasame is currently employed at Sumitomo Electric Industries, Limited, where he continues to innovate and develop new technologies. His work has positioned him as a key figure in the advancement of materials used in optical applications.

Collaborations

Throughout his career, Akira has collaborated with notable colleagues, including Akira Yamakawa and Hitoyuki Sakanoue. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Akira Sasame's contributions to light-transmitting technologies exemplify the impact of innovative thinking in the field of optics. His patents not only enhance the performance of light-emitting devices but also pave the way for future advancements in the industry.

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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