Tsuyoshi Shimomura

This inventor holds 59 USPTO granted patents and 25 published patent applications, plus 5 CIPO patents and 22 EPO patents, primarily in Wireless Communication Systems (CPC class H04W). Top assignees: Fujitsu Corporation, Ntt Docomo, Inc.. Active years: 2009-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Shimomura. Retrieved from https://idiyas.com/inventor/tsuyoshi-shimomura

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

USPTO Granted Patents = 59 (Patent Applications = 25)

% Patents Active = 74.6

CIPO Patents = 5

EPO Patents = 22 (Patent Applications = 33)

Average Co-Inventor Count = 1.7

ph-index = 4

Forward Citations = 83(Granted Patents)

Forward Citations (Not Self Cited) = 77(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kawasaki, JP (2009 - 2017)
Kawaskai, JP (2017)
Yokohama, JP (2014 - 2024)

Company Filing History:

where one patent can have more than one assignee

Years Active: 2009-2025

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Areas of Expertise:

Wireless Communication

Base Station

Uplink Transmission

Mobile Station

Resource Scheduling

Communication Method

Terminal Device

Signal Transmission

Priority Control

Dual Connectivity

License Assisted Access

Frequency Management

59 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12445873 - SSB-based measurement method and apparatus (2025-10-14),

2. 12414147 - Mobile station, base station, communication system, and communication method performed in the communication system performing priority control (2025-09-09),

3. 12335078 - Uplink transmission method and apparatus (2025-06-17),

4. 12323973 - Uplink transmission method and apparatus (2025-06-03),

5. 12284619 - Method and apparatus for transmitting signal and communication system (2025-04-21),

6. 12262364 - Resource determination method, resource scheduling method and apparatuses thereof (2025-03-25),

7. 12245218 - Communication apparatus, base station apparatus, and communication system (2025-03-04),

8. 12126565 - Wireless communication system, base station, terminal, and method of communication (2024-10-22),

9. 12108374 - Terminal device, base station device, and wireless communication system (2024-10-01),

10. 12058730 - Base station apparatus, terminal apparatus, and communication system (2024-08-06),

11. 12047973 - Base station device, terminal device, wireless communication system, and wireless communication method (2024-07-23),

12. 11956820 - Transmission device, reception device, wireless communication system, and communication method (2024-04-09),

13. 11877272 - Base station device, terminal device, and wireless communication system (2024-01-16),

14. 11856601 - Terminal device, base station device, wireless communication system, and wireless communication method for allocating random access resources in an unlicensed band (2023-12-26),

15. 11811696 - Wireless communication system, base station, terminal, and method of communication (2023-11-07),

Title: **The Innovative Journey of Tsuyoshi Shimomura**

Introduction

Tsuyoshi Shimomura is a renowned inventor based in Kawasaki, Japan, celebrated for his significant contributions to the field of wireless communication. With an impressive portfolio of 52 patents, he is recognized for developing systems and methods that enhance communication technologies in today's digital landscape.

Latest Patents

Among his most recent inventions, Shimomura has patented a **Wireless Communication System** that integrates advanced mechanisms for transmitting control information effectively. This system includes a base station that transmits a first signal to a terminal, indicating the availability of a channel for control information transmission. If the timing of data and control information overlaps, the terminal intelligently switches to alternative resources to ensure seamless communication. Additionally, he has developed a **Terminal Device** and **Base Station Device**, featuring a determination unit that assesses the usage of unlicensed bands by other devices. This innovation allows the processor to generate a transmission signal based on real-time evaluations of resource allocation, optimizing data transmission.

Career Highlights

Tsuyoshi Shimomura has made substantial impacts during his tenure at leading technology companies, including Fujitsu Corporation and NTT Docomo, Inc. His work has significantly advanced the capabilities of wireless communication systems, enabling more efficient data transmission and improved communication methods across various platforms.

Collaborations

Throughout his career, Shimomura has collaborated with esteemed colleagues such as Dai Kimura and Yoshinori Tanaka. These partnerships have fostered innovative thinking and have been pivotal in the development of groundbreaking communication technologies.

Conclusion

Tsuyoshi Shimomura's contributions to the wireless communication field not only showcase his inventive spirit but also highlight the importance of collaboration in technological advancement. His patents stand as a testament to his dedication to enhancing communication systems, paving the way for future innovations in the industry.

Profile summary based on public USPTO records.