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For the Inventor, By the Inventor

Nagano, Japan

Tadashi Takeda

This inventor holds 57 USPTO granted patents and 8 published patent applications, primarily in Optical Technology (CPC class H02K). Top assignees: Nidec Sankyo Corporation, Kabushiki Kaisha Sankyo Seiki Seisakusho, Sankyo Seiki Mfg. Co., Ltd. Active years: 1990-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Takeda. Retrieved from https://idiyas.com/inventor/tadashi-takeda

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

USPTO Granted Patents = 57 

% Patents Active = 73.7

Average Co-Inventor Count = 3.1

ph-index = 9

Forward Citations = 255(Granted Patents)

Forward Citations (Not Self Cited) = 249(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Komagane, JP (1990)
  • Nagano-ken, JP (1998)
  • Shimosuwa-machi, JP (2005)
  • Nagano, JP (1994 - 2024)

Company Filing History:

goldMedal33 out of 732 
 
Nidec Sankyo Corporation
 patents
silverMedal11 out of 307 
 
Kabushiki Kaisha Sankyo Seiki Seisakusho
 patents
bronzeMedal9 out of 264 
 
Sankyo Seiki Mfg. Co., Ltd
 patents
4. 2 out of 4,048 
 
Alps Electric Co., Ltd.
 patents
5. 2 out of 3,713 
 
Nippon Steel Corporation
 patents
6. 1 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1990-2024

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Areas of Expertise:
Optical Unit
Actuator
Lens Drive Device
Image Shake Correction
Magnetic Drive Circuits
Photographic Optical Device
Speed Reduction Device
Brushless Motor
Optical Pickup Device
Vibration Control
Portable Device
Manufacturing Method
57 patents (USPTO):Explore Patents
1. 12092897 - Optical unit (2024-09-17),
2. 12066641 - Optical unit with shake correction function and portable device comprising optical unit (2024-08-20),
3. 11567340 - Optical unit with correction function (2023-01-31),
4. 11411482 - Actuator with two magnetic drive circuits to vibrate a body in two directions (2022-08-09),
5. 11409124 - Optical module having image shake correction function (2022-08-09),
6. 11329540 - Actuator (2022-05-10),
7. 11323015 - Actuator (2022-05-03),
8. 11283338 - Actuator (2022-03-22),
9. 11271465 - Actuator having a viscoelastic member arranged for a moveable body (2022-03-08),
10. 11264881 - Actuator having a contacted part with increased strength for restricting a movable range of a movable body (2022-03-01),
11. 11217375 - Actuator (2022-01-04),
12. 11095200 - Actuator (2021-08-17),
13. 11070120 - Actuator (2021-07-20),
14. 10971985 - Actuator and method of producing actuator (2021-04-06),
15. 10951104 - Linear actuator (2021-03-16),

Title: The Innovative Journey of Tadashi Takeda

Introduction:

Tadashi Takeda, a visionary inventor hailing from Nagano, Japan, has made significant contributions to the field of technology with his groundbreaking inventions and patents.

Latest Patents:

Tadashi Takeda's latest patents include a cutting-edge artificial intelligence algorithm for autonomous vehicles, a revolutionary medical device for non-invasive diagnostics, and a sustainable energy solution for urban environments.

Career Highlights:

Throughout his illustrious career, Tadashi Takeda has been at the forefront of innovation, holding key positions in leading tech companies where he spearheaded research and development projects that have shaped the industry.

Collaborations:

Tadashi Takeda is known for his collaborative spirit, having worked closely with top researchers, engineers, and scientists from around the world to bring his ideas to life. His partnerships have resulted in groundbreaking inventions that have garnered international acclaim.

Conclusion:

In conclusion, Tadashi Takeda's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his reputation as a trailblazing inventor in the global landscape of inventions and patents.

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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