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For the Inventor, By the Inventor

Tokyo, Japan

Shimpei Tsujikawa

This inventor holds 20 USPTO granted patents and 5 published patent applications, primarily in Semiconductor Devices. Top assignees: Renesas Technology Corp., Sony Corporation, Hitachi, Ltd.. Active years: 2002-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shimpei Tsujikawa. Retrieved from https://idiyas.com/inventor/shimpei-tsujikawa

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

Calculating rank
USPTO Granted Patents = 20 

% Patents Active = 55.0

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 44(Granted Patents)


Location History:

  • Kokubunji, JP (2002)
  • Hino, JP (2003 - 2005)
  • Tokyo, JP (2005 - 2024)

Company Filing History:

goldMedal6 out of 3,781 
 
Renesas Technology Corp.
 patents
silverMedal6 out of 58,148 
 
Sony Corporation
 patents
bronzeMedal4 out of 42,743 
 
Hitachi, Ltd.
 patents
4. 3 out of 336 
 
Hitachi Ulsi Systems Co., Ltd.
 patents
5. 3 out of 4,280 
 
Sony Group Corporation
 patents
6. 1 out of 7,659 
 
Renesas Electronics Corporation
 patents
where one patent can have more than one assignee

Years Active: 2002-2025

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Areas of Expertise:
Light Emitting Element
Display Device
CMOS Semiconductor
Transistor
Semiconductor Integrated Circuit
Manufacturing Method
Fabrication Process
Electronic Apparatus
Production Method
Semiconductor Technology
20 patents (USPTO):Explore Patents
1. 12245449 - Light emitting element, method for manufacturing the same, and display device (2025-03-04),
2. 12069880 - Light emitting element, method for manufacturing the same, and display device (2024-08-20),
3. 11765923 - Light emitting element, method for manufacturing the same, and display device (2023-09-19),
4. 11100857 - Display device and electronic apparatus (2021-08-24),
5. 11024823 - Light emitting element, method for manufacturing the same, and display device (2021-06-01),
6. 10326096 - Light emitting element, method for manufacturing the same, and display device (2019-06-18),
7. 9899385 - Semiconductor integrated circuit and manufacturing method thereof (2018-02-20),
8. 9214496 - Transistor, display, and electric apparatus (2015-12-15),
9. 8981375 - Transistor, display, and electronic apparatus (2015-03-17),
10. 7863125 - Manufacturing method of CMOS type semiconductor device, and CMOS type semiconductor device (2011-01-04),
11. 7569890 - Manufacturing method of CMOS type semiconductor device, and CMOS type semiconductor device (2009-08-04),
12. 7432216 - Semiconductor device and manufacturing method thereof (2008-10-07),
13. 7196384 - Semiconductor device and method for manufacturing thereof (2007-03-27),
14. 7112833 - Semiconductor device and manufacturing method thereof (2006-09-26),
15. 6982468 - Semiconductor device and method for manufacturing thereof (2006-01-03),

Title: The Innovative Journey of Shimpei Tsujikawa

Introduction: Shimpei Tsujikawa is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various fields through his inventive spirit and dedication to innovation.

Latest Patents: Tsujikawa's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his versatility and forward-thinking approach to technology.

Career Highlights: With a career spanning over two decades, Tsujikawa has worked with leading research institutions and tech companies, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Tsujikawa has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of creativity and excellence in all his projects.

Conclusion: Shimpei Tsujikawa's relentless pursuit of innovation and his passion for creating a better future through technology make him a true visionary in the world of inventions.

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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