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For the Inventor, By the Inventor

Okazaki, Japan

Tomohito Terazawa

This inventor holds 24 USPTO granted patents, primarily in Vehicle Control Systems. Top assignees: Denso Corporation, Toyota Jidosha Kabushiki Kaisha, Tokyo Institute of Technology. Active years: 2005-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomohito Terazawa. Retrieved from https://idiyas.com/inventor/tomohito-terazawa

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

USPTO Granted Patents = 24

% Patents Active = 62.5

Average Co-Inventor Count = 1.9

ph-index = 4

Forward Citations = 46(Granted Patents)


Location History:

  • Gifu, JP (2005 - 2010)
  • Yokohama, JP (2016)
  • Okazaki, JP (2012 - 2017)
  • Kariya, JP (2017 - 2024)

Company Filing History:

goldMedal24 out of 20,407 
 
Denso Corporation
 patents
silverMedal2 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
bronzeMedal1 out of 591 
 
Tokyo Institute of Technology
 patents
where one patent can have more than one assignee

Years Active: 2005-2026

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Areas of Expertise:
Vehicle Control Device
Traffic Signal Recognition
Driving Assistance System
Map Update System
Position Estimation
Vibration Generation
Analog to Digital Converter
Self-Resonant Circuit
Frequency Variable Oscillator
Pulse Delay Circuit
Physical Quantity Measurement
Communication Device
24 patents (USPTO):Explore Patents
1. 12722634 - Vehicle control device and vehicle control method for controlling speed according to lighting state of traffic light (2026-09-01),
2. 12668254 - Map update system, in-vehicle device, and server (2026-06-30),
3. 12649470 - Driving assistance system, driving assistance device, driving assistance method, and storage medium storing driving assistance program (2026-06-09),
4. 12522239 - Vehicle control method and vehicular device (2026-01-13),
5. 12487099 - Map server and map distribution method (2025-12-02),
6. 12399035 - Traffic signal recognition device, traffic signal recognition method and vehicle control device (2025-08-26),
7. 12344250 - Vehicle position estimation device and traveling control device (2025-07-01),
8. 11893897 - Movement space information processing system, movement space information processing method, and communication device (2024-02-06),
9. 11840254 - Vehicle control device, method and non-transitory computer-readable storage medium for automonously driving vehicle (2023-12-12),
10. 9645122 - Vibration generation apparatus (2017-05-09),
11. 9577661 - Voltage-controlled oscillator and analog-digital converter (2017-02-21),
12. 9276600 - Output changing method for an A/D conversion apparatus and A/D conversion apparatus (2016-03-01),
13. 9246507 - Analogue to digital conversion device (2016-01-26),
14. 9160316 - Digital controlled oscillator and frequency variable oscillator (2015-10-13),
15. 8907731 - Self-resonant circuit (2014-12-09),

Title: The Innovations of Tomohito Terazawa

Introduction

Tomohito Terazawa is a prominent inventor based in Okazaki, Japan. He has made significant contributions to the field of vehicle technology, holding a total of 19 patents. His work focuses on enhancing vehicle safety and efficiency through innovative recognition and control systems.

Latest Patents

Among his latest patents are the traffic signal recognition device, traffic signal recognition method, and vehicle control device. The traffic signal recognition device is designed to recognize traffic signals surrounding a vehicle. It acquires the vehicle's position and the position of traffic signals registered in map data. The device also detects lighting devices using an in-vehicle camera and determines if they correspond to the traffic signals based on their positions. Another notable patent is the vehicle position estimation device and traveling control device. This device specifies a vehicle's position on a map using landmark information detected by a front camera. It assesses the surrounding environment to determine if it is adverse and adjusts processing accordingly.

Career Highlights

Tomohito Terazawa has worked with notable organizations such as Denso Corporation and the Tokyo Institute of Technology. His experience in these institutions has allowed him to develop and refine his innovative ideas in vehicle technology.

Collaborations

Some of his coworkers include Takamoto Watanabe and Shigenori Yamauchi. Their collaboration has contributed to the advancement of technology in the automotive sector.

Conclusion

Tomohito Terazawa's work exemplifies the spirit of innovation in vehicle technology. His patents reflect a commitment to improving safety and efficiency on the roads. His contributions are significant in shaping the future of automotive 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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