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For the Inventor, By the Inventor

Tokyo, Japan

Kei Yanagisawa

This inventor holds 21 USPTO granted patents and 26 published patent applications and 1 EPO patent, primarily in Wireless Communication Systems. Top assignees: Nec Corporation, Hitachi-Kokusai Electric Inc.. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Yanagisawa. Retrieved from https://idiyas.com/inventor/kei-yanagisawa

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

USPTO Granted Patents = 21 

% Patents Active = 52.4


Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Kodaira, JP (2017)
  • Tokyo, JP (2015 - 2019)

Company Filing History:

goldMedal14 out of 36,684 
 
Nec Corporation
 patents
silverMedal7 out of 1,258 
 
Hitachi-Kokusai Electric Inc.
 patents

Years Active: 2015-2026

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Areas of Expertise:
Wireless Communication
Traffic Control
Information Processing
Data Transmission
On-Vehicle Apparatus
Signal Control
Parking Management
Information Provision
Notification Device
Heterogeneous Systems
Multichannel Systems
Base Station
21 patents (USPTO):Explore Patents
1. 12755550 - Information processing apparatus, information processing method, information processing system, and computer readable medium (2026-10-06),
2. 12739075 - Wireless communication control apparatus, wireless communication system, wireless communication control method, and program (2026-09-15),
3. 12684473 - Communication system, communication device, and communication method (2026-07-14),
4. 12682750 - Traffic control apparatus, system, method, and computer readable medium (2026-07-14),
5. 12670713 - Information providing system, information providing method and program recording medium (2026-06-30),
6. 12548337 - Notification device, notification method, and non-transitory computer-readable medium (2026-02-10),
7. 12545261 - On-vehicle apparatus, road surface image transmission method, and recording medium storing program (2026-02-10),
8. 12542053 - Information provision system, method for providing passenger vehicle information, and recorded program medium (2026-02-03),
9. 12475783 - Signal control system, signal control method, and program recording medium (2025-11-18),
10. 12431020 - Boarding support system, boarding support method and program recording medium (2025-09-30),
11. 12412474 - Information provision server, information provision method, and recording medium storing program (2025-09-09),
12. 12394314 - Parking management apparatus, parking management system, parking management method and non-transitory computer readable medium (2025-08-19),
13. 12367762 - Information provision apparatus, system, method and computer readable medium (2025-07-22),
14. 12266193 - Data collection apparatus, onboard apparatus, data collection method, data transmission method, and program recording medium (2025-04-01),
15. 10374688 - Wireless communication system and wireless communication method (2019-08-06),

Title: Kei Yanagisawa: Innovator in Boarding Support Systems

Introduction

Kei Yanagisawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of technology, particularly in the development of innovative systems that enhance user experience in transportation. With a total of 12 patents to his name, Yanagisawa continues to push the boundaries of what is possible in his field.

Latest Patents

Among his latest patents is a boarding support system, which includes a reception part for receiving information about a taxicab reserved by a user. This system utilizes a fixed-point camera to capture images of the taxicab as it approaches the user. Additionally, he has developed an information provision server that determines whether to provide secondary information to mobile objects based on data from various sensors. These inventions showcase his commitment to improving the efficiency and reliability of transportation services.

Career Highlights

Throughout his career, Yanagisawa has worked with notable companies such as Hitachi Kokusai Electric Inc. and NEC Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking projects that have a lasting impact on the industry.

Collaborations

Yanagisawa has collaborated with esteemed colleagues, including Masayuki Takekawa and Keigo Hasegawa. These partnerships have fostered an environment of innovation and creativity, leading to the development of advanced technologies.

Conclusion

Kei Yanagisawa is a visionary inventor whose work in boarding support systems and information provision technologies is shaping the future of transportation. His dedication to innovation and collaboration continues to inspire advancements in the field.

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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