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For the Inventor, By the Inventor

Nara, Japan

Yutaka Takafuji

This inventor holds 86 USPTO granted patents and 18 published patent applications, primarily in Semiconductor Devices (CPC class 357-4). Top assignees: Sharp Kabushiki Kaisha Corporation, Sharp Laboratories of America, Inc, Japan Electronic Industry Development Association. Active years: 1981-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Takafuji. Retrieved from https://idiyas.com/inventor/yutaka-takafuji

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

USPTO Granted Patents = 86 

% Patents Active = 53.5

Average Co-Inventor Count = 2.8

ph-index = 27

Forward Citations = 3,054(Granted Patents)

Forward Citations (Not Self Cited) = 3,022(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tenri, JP (1981)
  • Osaka, JP (2012 - 2013)
  • Nara, JP (1983 - 2014)

Company Filing History:

goldMedal75 out of 25,974 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal10 out of 2,034 
 
Sharp Laboratories of America, Inc
 patents
bronzeMedal3 out of 6 
 
Japan Electronic Industry Development Association
 patents
4. 2 out of 16,652 
 
Semiconductor Energy Laboratory Co., Ltd.
 patents
5. 1 out of 238 
 
Nanosys, Inc.
 patents
6. 1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1981-2014

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Areas of Expertise:
Semiconductor Device
Manufacturing Method
Nanowire Transistor
Silicon Substrate
Integrated Circuit
Thin Film
Display Device
SOI Substrate
Active Device
Crystal Silicon Array
Planarization Films
Hydrogen Exfoliation
86 patents (USPTO):Explore Patents
1. 8674481 - Active device on a cleaved silicon substrate (2014-03-18),
2. 8604579 - Semiconductor device, and method for manufacturing same (2013-12-10),
3. 8563406 - Semiconductor substrate, semiconductor device, and manufacturing methods for them (2013-10-22),
4. 8421076 - Insulating substrate for semiconductor apparatus, semiconductor apparatus, and method for manufacturing semiconductor apparatus (2013-04-16),
5. 8361882 - Semiconductor device and method for manufacturing same (2013-01-29),
6. 8354329 - Semiconductor device manufacturing method, semiconductor device and display apparatus (2013-01-15),
7. 8293621 - Semiconductor substrate, semiconductor device, and manufacturing methods for them (2012-10-23),
8. 8288184 - Production method of semiconductor device and semiconductor device (2012-10-16),
9. 8258499 - Core-shell-shell nanowire transistor (2012-09-04),
10. 8207046 - Method for producing semiconductor device and semiconductor device produced by same method (2012-06-26),
11. 8188564 - Semiconductor device having a planarizing film formed in a region of a step portion (2012-05-29),
12. 8129768 - Integrated circuit device, manufacturing method thereof, and display device (2012-03-06),
13. 8101502 - Semiconductor device and its manufacturing method (2012-01-24),
14. 8017492 - Method for fabricating semiconductor device and semiconductor device with separation along peeling layer (2011-09-13),
15. 8008205 - Methods for producing a semiconductor device having planarization films (2011-08-30),

Title: The Innovative Journey of Yutaka Takafuji

Introduction: Yutaka Takafuji, a pioneering inventor hailing from Nara, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Yutaka Takafuji's most recent patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights: With a career spanning over two decades, Yutaka Takafuji has worked with leading tech companies in Japan, spearheading research and development projects that have led to numerous successful patent applications.

Collaborations: Throughout his career, Yutaka Takafuji has collaborated with top researchers from universities and research institutions worldwide, fostering a culture of innovation and knowledge sharing.

Conclusion: Yutaka Takafuji's relentless pursuit of innovation and his passion for creating technology that improves lives continue to inspire the next generation of inventors and researchers globally.

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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