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For the Inventor, By the Inventor

Obu, Japan

Toshiya Nagasawa

This inventor holds 20 USPTO granted patents and 1 published patent application. Top assignees: Denso Corporation, Nippondenso Co., Ltd., Other. Active years: 1996-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiya Nagasawa. Retrieved from https://idiyas.com/inventor/toshiya-nagasawa

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

USPTO Granted Patents = 20 

% Patents Active = 85.0

Average Co-Inventor Count = 4.5

ph-index = 5

Forward Citations = 122(Granted Patents)


Location History:

  • Obu, JP (1996 - 2018)
  • Kariya, JP (2019 - 2021)

Company Filing History:

goldMedal14 out of 20,394 
 
Denso Corporation
 patents
silverMedal6 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
bronzeMedal1 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1996-2025

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20 patents (USPTO):Explore Patents
1. 12228351 - Heat exchanger and corrugated fin (2025-02-18),
2. 11187432 - Heat exchanger and corrugated fin (2021-11-30),
3. 10696128 - Cold storage heat exchanger (2020-06-30),
4. 10401062 - Cold storage heat exchanger (2019-09-03),
5. 10352599 - Evaporator (2019-07-16),
6. 9989315 - Cold storage heat exchanger (2018-06-05),
7. 9927160 - Evaporator (2018-03-27),
8. 9719732 - Cold storage heat exchanger (2017-08-01),
9. 9074799 - Cooling-storage type heat exchanger (2015-07-07),
10. 6899166 - Method for preventing contamination of heat exchanger and heat exchanger using this method (2005-05-31),
11. 6871508 - Air conditioner with reduced number of piping accessories (2005-03-29),
12. 6449979 - Refrigerant evaporator with refrigerant distribution (2002-09-17),
13. 6340055 - Heat exchanger having multi-hole structured tube (2002-01-22),
14. 6339937 - Refrigerant evaporator (2002-01-22),
15. 5669439 - Laminated type heat exchanger (1997-09-23),

Title: The Innovative Journey of Toshiya Nagasawa

Introduction: Toshiya Nagasawa, a pioneering inventor hailing from Obu, Japan, has made significant contributions to the world of innovations with his groundbreaking ideas and inventions.

Latest Patents: Toshiya Nagasawa holds several patents in various fields, including technology, healthcare, and environmental sustainability, showcasing his diverse range of expertise and creativity.

Career Highlights: Throughout his illustrious career, Toshiya Nagasawa has been recognized for his inventive spirit and problem-solving skills, leading to the development of cutting-edge solutions that have positively impacted industries worldwide.

Collaborations: Toshiya Nagasawa has collaborated with leading research institutions, universities, and innovative companies to further his inventions and bring them to market, demonstrating his commitment to driving progress through teamwork and collaboration.

Conclusion: In conclusion, Toshiya Nagasawa stands as a visionary inventor whose passion for innovation and dedication to creating a better future have solidified his legacy in the world of inventions.

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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