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For the Inventor, By the Inventor

Kanagawa, Japan

Toshimasa Kobayashi

This inventor holds 15 USPTO granted patents. Top assignees: Sony Corporation, Sumitomo Electric Industries, Limited. Active years: 1995-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshimasa Kobayashi. Retrieved from https://idiyas.com/inventor/toshimasa-kobayashi

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

USPTO Granted Patents = 15

% Patents Active = 86.7

Average Co-Inventor Count = 2.8

ph-index = 9

Forward Citations = 417(Granted Patents)


Company Filing History:

goldMedal15 out of 58,145 
 
Sony Corporation
 patents
silverMedal2 out of 10,641 
 
Sumitomo Electric Industries, Limited
 patents
where one patent can have more than one assignee

Years Active: 1995-2011

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15 patents (USPTO):Explore Patents
1. 7893454 - Method for producing structured substrate, structured substrate, method for producing semiconductor light emitting device, semiconductor light emitting device, method for producing semiconductor device, semiconductor device, method for producing device, and device (2011-02-22),
2. 7622318 - Method for producing structured substrate, structured substrate, method for producing semiconductor light emitting device, semiconductor light emitting device, method for producing semiconductor device, semiconductor device, method for producing device, and device (2009-11-24),
3. 6921673 - Nitride semiconductor device and method of manufacturing the same (2005-07-26),
4. 6838703 - Nitride-based semiconductor laser device and method for the production thereof (2005-01-04),
5. 6784010 - Nitride-based semiconductor laser device and method for the production thereof (2004-08-31),
6. 6620641 - Semiconductor light emitting device and its manufacturing method (2003-09-16),
7. 6482666 - Semiconductor device, its manufacturing method and substrate for manufacturing a semiconductor device (2002-11-19),
8. 6455342 - Semiconductor device, its manufacturing method and substrate for manufacturing a semiconductor device (2002-09-24),
9. 6281032 - Manufacturing method for nitride III-V compound semiconductor device using bonding (2001-08-28),
10. 6278173 - Semiconductor device, its manufacturing method and substrate for manufacturing a semiconductor device (2001-08-21),
11. 6064082 - Heterojunction field effect transistor (2000-05-16),
12. 6025213 - Semiconductor light-emitting device package and method of manufacturing (2000-02-15),
13. 5699098 - Recording unit structure and recording device (1997-12-16),
14. 5521140 - Recording unit structure and recording device (1996-05-28),
15. 5387549 - Process for fabricating ohmic contact (1995-02-07),

Title: Toshimasa Kobayashi: Innovator in Semiconductor Technology

Introduction

Toshimasa Kobayashi is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 15 patents. His work focuses on methods and devices that enhance the performance and efficiency of semiconductor light-emitting devices.

Latest Patents

Kobayashi's latest patents include innovative methods for producing structured substrates and semiconductor devices. Notable patents involve a method for producing a semiconductor light-emitting device and a structured substrate that utilizes a nitride type III-V group compound semiconductor substrate. His inventions ensure that the light-emitting region of the semiconductor device is strategically formed to optimize performance by avoiding regions with higher dislocation densities.

Career Highlights

Throughout his career, Kobayashi has worked with leading companies in the technology sector, including Sony Corporation and Sumitomo Electric Industries, Limited. His experience in these organizations has allowed him to develop cutting-edge technologies that have advanced the semiconductor industry.

Collaborations

Kobayashi has collaborated with notable colleagues such as Tsuyoshi Tojo and Takashi Yamaguchi. Their combined expertise has contributed to the successful development of innovative semiconductor technologies.

Conclusion

Toshimasa Kobayashi's contributions to semiconductor technology through his numerous patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in semiconductor devices and light-emitting technologies.

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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