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For the Inventor, By the Inventor

Tokyo, Japan

Yukio Takahashi

This inventor holds 104 USPTO granted patents and 15 published patent applications and 13 EPO patents, primarily in Semiconductor Devices (CPC class H01F1-344). Top assignees: Hitachi, Ltd., Tdk Corporation, Renesas Electronics Corporation. Active years: 1977-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Takahashi. Retrieved from https://idiyas.com/inventor/yukio-takahashi

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

USPTO Granted Patents = 104 

% Patents Active = 83.7

 

Average Co-Inventor Count = 3.0

ph-index = 18

Forward Citations = 911(Granted Patents)

Forward Citations (Not Self Cited) = 878(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Katsuta, JA (1977 - 1978)
  • Shiga, JP (1982 - 1983)
  • Sakata, JP (1983)
  • Utsunomiya, JP (1987)
  • Komoro, JP (1988)
  • Katsuta, JP (1979 - 1993)
  • Katsuta-shi, JP (1996)
  • Kodaira, JP (1996 - 1997)
  • Hitachinaka-shi, Ibaraki JP (2000)
  • Chiba, JP (1998 - 2001)
  • Sodegaura, JP (1999 - 2002)
  • Kanagawa, JP (2008 - 2014)
  • Kawasaki, JP (1980 - 2018)
  • Fukuyama, JP (2018)
  • Hitachinaka, JP (1997 - 2019)
  • Ibaraki, JP (2019)
  • Tokyo, JP (1992 - 2024)

Company Filing History:

goldMedal28 out of 42,731 
 
Hitachi, Ltd.
 patents
silverMedal21 out of 8,257 
 
Tdk Corporation
 patents
bronzeMedal11 out of 7,654 
 
Renesas Electronics Corporation
 patents
4. 7 out of 1,962 
 
Jfe Steel Corporation
 patents
5. 5 out of 39,374 
 
Fujitsu Corporation
 patents
6. 5 out of 1,196 
 
Ihi Corporation
 patents
7. 5 out of 341 
 
Ishikawajima-Harima Heavy Industries Co., Ltd.
 patents
8. 4 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
9. 3 out of 1,150 
 
Agc Inc.
 patents
10. 3 out of 152 
 
Hitachi Automotive Engineering Co., Ltd.
 patents
11. 3 out of 248 
 
Hitachi Car Engineering Co., Ltd.
 patents
12. 2 out of 101 
 
Agc Flat Glass North America, Inc.
 patents
13. 2 out of 275 
 
Agc Glass Europe
 patents
14. 2 out of 33 
 
Agc Vidros Do Brasil Ltda.
 patents
15. 2 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
16. 2 out of 2,467 
 
Nec Electronics Corporation
 patents
17. 2 out of 58,145 
 
Sony Corporation
 patents
18. 1 out of 471 
 
Amada Company, Limited
 patents
19. 1 out of 2,028 
 
Hitachi Automotive Systems, Ltd.
 patents
20. 1 out of 30 
 
Hitachi Tobu Semiconductor
 patents
21. 1 out of 792 
 
Hosiden Corporation
 patents
22. 1 out of 1,256 
 
Kawasaki Steel Corporation
 patents
23. 1 out of 1 
 
Nippon Telegraph and Telephone Corportion
 patent
24. 5 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1977-2026

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Areas of Expertise:
Semiconductor Device
Ferrite Composition
Antenna Unit
Turbocharger
High-Frequency Amplifier
Liquid Crystal Display
Variable Nozzle
Refining Process
Electronic Component
Multi-Layer Coil
Lance Nozzle
ESD Protection Circuit
104 patents (USPTO):Explore Patents
1. 12763238 - Ferrite composition, ferrite sintered body, and electronic device (2026-10-13),
2. 12721141 - Semiconductor device and method of manufacturing the same (2026-08-25),
3. 12684793 - Semiconductor device including a gate electrode formed in a trench and method of manufacturing the same (2026-07-14),
4. 12595523 - Refining process control device and refining process control method (2026-04-07),
5. 12562451 - Antenna unit, antenna unit-attached window glass, and matching body (2026-02-24),
6. 12446242 - Semiconductor device and method of manufacturing the same (2025-10-14),
7. 12347607 - Multi-layer coil component (2025-07-01),
8. 12057631 - Antenna unit and window glass (2024-08-06),
9. 12051848 - Antenna unit, antenna unit-attached window glass, and matching body (2024-07-30),
10. 11966669 - Molten metal component estimation device, method of estimating molten metal component, and method of manufacturing molten metal (2024-04-23),
11. 11959147 - Lance nozzle (2024-04-16),
12. 11410807 - Ferrite composition and multilayer electronic component (2022-08-09),
13. 11373789 - Ferrite sintered body and electronic component using thereof (2022-06-28),
14. 11293069 - Method for oxygen-blowing refining of molten iron and top-blowing lance (2022-04-05),
15. 11282622 - Ferrite composition and multilayer electronic component (2022-03-22),

Title: The Innovative Journey of Yukio Takahashi

Introduction: Yukio Takahashi is a pioneering inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Yukio Takahashi holds several recent patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to advancing innovation.

Career Highlights: With a career spanning over two decades, Takahashi has worked with leading research institutions and tech companies in Japan, playing a key role in developing cutting-edge solutions that have revolutionized industries.

Collaborations: Throughout his career, Yukio Takahashi has collaborated with top engineers, scientists, and designers, fostering a culture of innovation and excellence in all his projects. His collaborative spirit has led to the creation of impactful inventions that have shaped the technological landscape.

Conclusion: Yukio Takahashi's relentless pursuit of innovation and his passion for pushing the boundaries of what is possible make him a true visionary in the world of inventions. His work continues to inspire future generations of inventors and innovators worldwide.

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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