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For the Inventor, By the Inventor

Tokyo, Japan

Hirotaka Sato

This inventor holds 17 USPTO granted patents. Top assignees: Kao Corporation, Nec Corporation, Hitachi-Kokusai Electric Inc.. Active years: 1991-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotaka Sato. Retrieved from https://idiyas.com/inventor/hirotaka-sato

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

USPTO Granted Patents = 17

% Patents Active = 94.1

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 84(Granted Patents)


Location History:

  • Utsunomiya, JP (1992 - 1995)
  • Tochigi, JP (1991 - 2001)
  • Tokyo, JP (2002 - 2022)

Company Filing History:

goldMedal10 out of 3,673 
 
Kao Corporation
 patents
silverMedal2 out of 36,676 
 
Nec Corporation
 patents
bronzeMedal1 out of 1,258 
 
Hitachi-Kokusai Electric Inc.
 patents
4. 1 out of 177 
 
Tmeic Corporation
 patents
where one patent can have more than one assignee

Years Active: 1991-2025

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17 patents (USPTO):Explore Patents
1. 12278576 - Electric motor drive device (2025-04-14),
2. D1044269 - Wallet (2024-10-01),
3. D948208 - Wallet (2022-04-12),
4. D948207 - Wallet (2022-04-12),
5. D923333 - Wallet (2021-06-29),
6. 8675778 - Carrier recovery circuit and demodulation circuit under quasi-coherent detection method (2014-03-18),
7. 8446202 - Power limiting circuit (2013-05-21),
8. 6974596 - Interleukin-4 production inhibitors (2005-12-13),
9. 6960359 - Interleukin-4 production inhibitors (2005-11-01),
10. 6495171 - Interleukin-4 production inhibitors (2002-12-17),
11. 6326006 - Bathing preparation (2001-12-04),
12. 5411731 - Bath additive composition comprising aluminum salt and carbonate or (1995-05-02),
13. 5389678 - Soluble aluminum carboxylate bathing preparation (1995-02-14),
14. 5385737 - Surfactant-containing seamless capsules (1995-01-31),
15. 5310758 - Bathing preparation (1994-05-10),

Title: The Innovative Mind of Hirotaka Sato

Introduction

Hirotaka Sato, a prominent inventor based in Tokyo, Japan, is celebrated for his contributions to technology and product design. With an impressive portfolio of 16 patents, Sato has made significant strides in the field of innovation, particularly with practical solutions that have garnered attention in various industries.

Latest Patents

Among Sato's latest creations is a pioneering wallet, which showcases his ability to blend functionality with modern design. This invention exemplifies his commitment to enhancing everyday items, making them more user-friendly and efficient.

Career Highlights

Throughout his career, Hirotaka Sato has been associated with renowned companies such as Kao Corporation and NEC Corporation. His work at these organizations allowed him to hone his skills as an inventor and collaborate on cutting-edge projects that have significantly impacted market offerings.

Collaborations

Sato's career has also been marked by fruitful collaborations with talented colleagues. He has worked alongside notable individuals such as Hidenori Yorozu and Norikazu Iwase, contributing to a synergy of innovative ideas that have led to remarkable advancements in their respective fields.

Conclusion

Hirotaka Sato's journey as an inventor is a testament to his dedication and creativity. With a robust portfolio of patents and a history of impactful collaborations, he continues to inspire future generations of innovators, demonstrating the importance of innovation in enhancing everyday life.

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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