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For the Inventor, By the Inventor

Kariya, Japan

Takatoshi Sekizawa

This inventor holds 61 USPTO granted patents and 5 published patent applications, primarily in Tire Monitoring Systems (CPC class B60C). Top assignees: Denso Corporation, So-Ken Corporation, Nippon Soken, Inc.. Active years: 2005-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takatoshi Sekizawa. Retrieved from https://idiyas.com/inventor/takatoshi-sekizawa

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

USPTO Granted Patents = 61 

% Patents Active = 65.6

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 59(Granted Patents)

Forward Citations (Not Self Cited) = 48(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Obu, JP (2007 - 2017)
  • Kariya, JP (2005 - 2024)

Company Filing History:

goldMedal59 out of 20,407 
 
Denso Corporation
 patents
silverMedal4 out of 81 
 
So-Ken Corporation
 patents
bronzeMedal3 out of 1,600 
 
Nippon Soken, Inc.
 patents
4. 2 out of 240 
 
Denso Corpora Tion
 patents
5. 1 out of 170 
 
Pacific Industrial Company, Ltd.
 patents
6. 1 out of 1,051 
 
Tohoku University
 patents
where one patent can have more than one assignee

Years Active: 2005-2025

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Areas of Expertise:
Tire Monitoring
Road Surface Detection
Pressure Systems
Wear Detection
Collision Detection
Hydroplaning
Vehicle Control
Sensor Technology
Position Detection
Portable Devices
Risk Avoidance
Estimation Devices
61 patents (USPTO):Explore Patents
1. 12252132 - Road surface state determination device and tire system including same (2025-03-18),
2. 12145407 - Tire wear detection apparatus (2024-11-19),
3. 11872856 - Wheel position detection apparatus and tire pneumatic pressure monitoring system including same (2024-01-16),
4. 11846502 - Tire device (2023-12-19),
5. 11841219 - Tire side device and road surface condition determination device containing same (2023-12-12),
6. 11833864 - Tire pressure monitoring system (2023-12-05),
7. 11833862 - Tire pressure monitoring system including tire side and vehicle side devices (2023-12-05),
8. 11731466 - Tire wear detection apparatus having a signal processor in the tire side apparatus including a state detection unit and level acquisition unit and/or level calculaton unit (2023-08-22),
9. 11654730 - Tire system (2023-05-23),
10. 11639869 - Road surface condition identification apparatus (2023-05-02),
11. 11578972 - Tire-side device and tire apparatus including the same (2023-02-14),
12. 11565705 - Road surface state determination device (2023-01-31),
13. 11565704 - Road surface condition estimation device (2023-01-31),
14. 11560110 - Collision detecting device (2023-01-24),
15. 11549809 - Road surface state determination device and tire system (2023-01-10),

Title: The Innovative Journey of Inventor Takatoshi Sekizawa

Introduction: Takatoshi Sekizawa is a pioneering inventor hailing from Kariya, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Sekizawa's recent patents showcase his expertise in developing cutting-edge solutions for various industries, including automotive, electronics, and robotics.

Career Highlights: With a career spanning over two decades, Sekizawa has established himself as a visionary inventor with a keen eye for identifying and solving complex technological challenges. His innovative approach has led to the creation of numerous patented inventions that have significantly impacted the way we live and work.

Collaborations: Throughout his career, Sekizawa has collaborated with leading research institutions, universities, and technology companies to further his research and bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion: Takatoshi Sekizawa's relentless pursuit of innovation and his passion for pushing the boundaries of technology have cemented his legacy as a respected inventor in the global innovation landscape. His contributions continue to inspire future generations of inventors to think creatively and strive for excellence in their work.

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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