Tokyo, Japan

Hideaki Takahashi

This inventor holds 373 USPTO granted patents and 179 published patent applications and 195 EPO patents, primarily in Communication Technology (CPC class H04W24-10). Top assignees: Ntt Docomo, Inc., Hitachi, Ltd., Nec Corporation. Active years: 1987-2026.

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

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

USPTO Granted Patents = 373 

% Patents Active = 86.1

 

Average Co-Inventor Count = 2.8

ph-index = 16

Forward Citations = 954(Granted Patents)

Forward Citations (Not Self Cited) = 913(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Koganei, JP (1987 - 1992)
  • Kogenei, JP (1992)
  • Katsuta, JP (1988 - 1995)
  • Hoya, JP (2000)
  • Higashikurume, JP (2000)
  • Odawara, JP (2008 - 2012)
  • Chiyoda-ku, JP (2016)
  • Minato-ku, JP (2013 - 2017)
  • Tokushima, JP (2018)
  • Niigata-ken, JP (2020 - 2021)
  • Konan, JP (2021)
  • Tokyo, JP (1994 - 2024)

Company Filing History:

goldMedal280 out of 4,938 
 
Ntt Docomo, Inc.
 patents
silverMedal21 out of 42,731 
 
Hitachi, Ltd.
 patents
bronzeMedal19 out of 36,684 
 
Nec Corporation
 patents
4. 6 out of 602 
 
Daiwa Seiko, Inc.
 patents
5. 6 out of 19 
 
Senqcia Corporation
 patents
6. 5 out of 7 
 
Hitachi Metals Techno, Ltd.
 patents
7. 4 out of 507 
 
Akebono Brake Industry Co., Ltd.
 patents
8. 4 out of 8,306 
 
Olympus Corporation
 patents
9. 4 out of 301 
 
Rigaku Corporation
 patents
10. 3 out of 577 
 
Alps Alpine Co., Ltd.
 patents
11. 3 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
12. 2 out of 510 
 
Asahi Kasei Chemicals Corporation
 patents
13. 2 out of 16 
 
C.i. Takiron Corporation
 patents
14. 2 out of 3,208 
 
Dai Nippon Printing Co., Ltd.
 patents
15. 2 out of 1,258 
 
Hitachi-Kokusai Electric Inc.
 patents
16. 2 out of 58,145 
 
Sony Corporation
 patents
17. 1 out of 39,374 
 
Fujitsu Corporation
 patents
18. 1 out of 2 
 
Hitachi Building Systems Engineering and Service Co., Ltd.
 patents
19. 1 out of 328 
 
Hodogaya Chemical Co., Ltd.
 patents
20. 1 out of 196 
 
Nec C Orporation
 patents
21. 1 out of 1 
 
Nec Cororation
 patent
22. 1 out of 3,781 
 
Renesas Technology Corp.
 patents
23. 1 out of 3 
 
Senqcia Co., Ltd.
 patents
24. 2 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1987-2026

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Areas of Expertise:
Bandwidth Configuration
Receive Beams
User Equipment
Barrier Laminate
Multibeam Control
Radio Communication
Beam Failure Recovery
Transmission Power Control
Photoelectric Conversion
MIMO Layers
Sintered Friction Material
Physical Downlink Control
373 patents (USPTO):Explore Patents

Title: Hideaki Takahashi: A Tokyo-based Innovator with 290 Patents

Introduction:

Hideaki Takahashi, a renowned innovator based in Tokyo, Japan, has made significant contributions to the field of telecommunications. With an impressive portfolio boasting 290 patents, Takahashi has consistently pushed the boundaries of technology, particularly in the areas of terminal design, transmission methods, and radio communication systems. In this article, we will explore some of his latest patents, highlight his career achievements, discuss his collaborations with prominent companies, and recognize his invaluable contributions to the innovation landscape.

Latest Patents:

Among Takahashi's recent patents, one notable invention is a terminal, transmission method, and radio communication system. This patent introduces a terminal equipped with a processor that includes a separation class indication for supported intra-band non-contiguous carrier aggregation. The terminal also features a transmitter that sends capability information, including the separation class, to a base station. This innovation ensures efficient frequency distribution and communication between components, enhancing the overall performance of the radio communication system.

Additionally, Takahashi's recent patent related to user terminals and radio communication methods introduces a unique approach to the management of Uplink-Downlink (UL-DL) configurations. Through his invention, a control section within the user terminal optimizes the switching of UL-DL configurations based on specific conditions and update information notified via higher layer signaling. This advancement allows for more flexible and timely configuration changes, ultimately improving the efficiency of UL-DL transmissions.

Career Highlights:

Throughout his illustrious career, Takahashi has played vital roles in esteemed organizations like NTT Docomo, Inc. and NEC Corporation. During his tenure at NTT Docomo, Inc., he had significant involvement in developing cutting-edge telecommunications solutions. His expertise and creativity have enabled him to create numerous patented inventions, reinforcing his reputation as an exceptional innovator in the industry.

Collaborations:

Takahashi has collaborated with several notable colleagues, including Tooru Uchino and Wuri Andarmawanti Hapsari. Together, they have worked on various projects, leveraging their combined knowledge and expertise to drive innovation in the telecommunications field. These collaborations have led to the development of groundbreaking advancements, thereby enhancing the overall productivity and effectiveness of the solutions they have worked on.

Conclusion:

Hideaki Takahashi, an accomplished innovator based in Tokyo, stands at the forefront of telecommunications advancements, boasting an impressive portfolio of 290 patents. His recent inventions, particularly in terminal design, transmission methods, and radio communication systems, demonstrate his commitment to improving efficiency and performance within the industry. Through his collaborations with esteemed organizations and colleagues, Takahashi has consistently pushed the boundaries of innovation, leaving a lasting impact on the field of telecommunications. His passion, expertise, and dedication serve as an inspiration to aspiring inventors and continue to shape the future of technology.

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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