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For the Inventor, By the Inventor

Okazaki, Japan

Kazutaka Yoshikawa

This inventor holds 13 USPTO granted patents and 5 published patent applications and 3 EPO patents. Top assignees: Aisin Aw Co., Ltd., Toyota Jidosha Kabushiki Kaisha. Active years: 2005-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazutaka Yoshikawa. Retrieved from https://idiyas.com/inventor/kazutaka-yoshikawa

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

USPTO Granted Patents = 13 

% Patents Active = 23.1

 

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 270(Granted Patents)


Location History:

  • Okazaki, JP (2005 - 2013)
  • Tokyo, JP (2012 - 2014)

Company Filing History:

goldMedal13 out of 2,064 
 
Aisin Aw Co., Ltd.
 patents
silverMedal5 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 2005-2014

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13 patents (USPTO):Explore Patents
1. 8744735 - Traffic information generating method, traffic information generating apparatus, display, navigation system, and electronic control unit (2014-06-03),
2. 8515665 - On-board vehicle navigation device and program (2013-08-20),
3. 8452530 - Navigation device that performs pathfinding in consideration of congestion information in plural areas using average speed in the plural areas (2013-05-28),
4. 8433504 - Traffic information generation method, traffic information generation device, and navigation system (2013-04-30),
5. 8255145 - Travel time calculation server, a travel time calculating apparatus used for a vehicle and a travel time calculation system (2012-08-28),
6. 8103437 - Traffic information distribution apparatus and traffic information distribution method (2012-01-24),
7. 7660663 - Traffic information transmitting apparatus, transmitting method, and transmitting program (2010-02-09),
8. 7657370 - Navigation apparatus, navigation system, and navigation search method (2010-02-02),
9. 7525451 - Navigation systems, methods, and programs (2009-04-28),
10. 7440843 - Car traffic information notification system, car traffic information notification method, and navigation system (2008-10-21),
11. 7421335 - Navigation system and method (2008-09-02),
12. 7219012 - Navigation systems, methods, and programs (2007-05-15),
13. 6922629 - Traffic information retrieval method, traffic information retrieval system, mobile communication device, and network navigation center (2005-07-26),

Title: Kazutaka Yoshikawa: Innovator in Traffic Information Systems

Introduction

Kazutaka Yoshikawa is a prominent inventor based in Okazaki, Japan. He has made significant contributions to the field of traffic information systems, holding a total of 13 patents. His work focuses on enhancing navigation and traffic management through innovative technologies.

Latest Patents

Yoshikawa's latest patents include a traffic information generating method and apparatus, as well as a navigation system and electronic control unit. One of his notable inventions involves a method for generating traffic information about roads traveled by vehicles. This method detects vehicle speed at predetermined intervals and assesses congestion levels based on various parameters. Another significant patent pertains to an on-board vehicle navigation device that utilizes stored signal data to predict travel times and signal indications, thereby improving route planning and traffic flow.

Career Highlights

Throughout his career, Kazutaka Yoshikawa has worked with notable companies such as Aisin Aw Co., Ltd. and Toyota Motor Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in traffic management and navigation systems.

Collaborations

Yoshikawa has collaborated with talented individuals in the field, including Kenji Nagase and Hiroki Ishikawa. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Kazutaka Yoshikawa's contributions to traffic information systems demonstrate his commitment to innovation and improvement in vehicle navigation. His patents reflect a deep understanding of the challenges in traffic management and a dedication to creating effective solutions.

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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