Takashi Usui

This inventor holds 63 USPTO granted patents and 8 published patent applications, plus 1 CIPO patent and 16 EPO patents, primarily in Wireless Communication (CPC class H04W). Top assignees: Sony Corporation, Sony Group Corporation, Ebara Corporation. Active years: 1998-2026.

USPTO Granted Patents = 63 (Patent Applications = 8)

% Patents Active = 71.4

CIPO Patents = 1 (Patent Applications = 3)

EPO Patents = 16 (Patent Applications = 26)

Average Co-Inventor Count = 2.4

ph-index = 11

Forward Citations = 538(Granted Patents)

Forward Citations (Not Self Cited) = 528(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kanagawa, JP (2002 - 2003)
Tokyo, JP (1998 - 2023)

Company Filing History:

Sony Group Corporation

Kabushiki Kaisha Toshiba

patents

5. 1 out of 1,576

Mitsumi Electric Company Ltd.

patents

6. 1 out of 360

Sony Deutschland Gmbh

patents

where one patent can have more than one assignee

Years Active: 1998-2026

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Areas of Expertise:

Wireless Communication

Radio Communication

Data Modulation

Communication Control

Information Processing

Mobile Terminal

Transmission Method

Video Signal Transmission

Pressure Sensor Device

Automatic Gain Control

Multi-Carrier Transmission

Communication Quality Calculation

63 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12636706 - Sensor attachment/detachment device, sensor attachment/detachment system, sensor attachment method and sensor detachment method (2026-05-26),

2. 12101696 - Method, non-transitory computer readable storage medium, device and system that categorizes map information as static map information and dynamic map information and updates static map information differently from dynamic map information (2024-09-24),

3. 11696094 - Method, non-transitory computer readable storage medium, device and system that categorizes map information as static map information and dynamic map information and updates static map information differently from dynamic map information (2023-07-04),

4. 11363537 - Communication control apparatus and wireless communication apparatus (2022-06-14),

5. 11115783 - Method, non-transitory computer readable storage medium, device and system (2021-09-07),

6. 11012819 - Method, non-transitory computer readable storage medium, device and system (2021-05-18),

7. 10917858 - Communication control apparatus and wireless communication apparatus (2021-02-09),

8. 10623982 - Information processing device for displaying information of base stations around predictive migration path of user (2020-04-14),

9. 10616794 - Wireless communication device, information processing device, communication system, and communication quality calculation method and program (2020-04-07),

10. 10477341 - Method, non-transitory computer readable storage medium, device and system (2019-11-12),

11. 10448341 - Communication control apparatus and wireless communication apparatus (2019-10-15),

12. 10257845 - Radio communication apparatus, information processing apparatus, communication system, and method of controlling a radio communication apparatus according to information controlling a condition in which an access request is to be executed (2019-04-09),

13. 10257641 - Method, non-transitory computer readable storage medium, device and system to update information on a device (2019-04-09),

14. 10004044 - Communication control apparatus and wireless communication apparatus (2018-06-19),

15. 9986457 - Mobile terminal device, wireless communication method for mobile terminal device, carrier server device, and communication speed control method in carrier server device (2018-05-29),

Title: Innovations of Takashi Usui: A Pioneer in Mapping Technologies

Introduction

Takashi Usui, a prolific inventor based in Tokyo, Japan, has made significant contributions to technology with an impressive portfolio of 62 patents. His inventive prowess primarily focuses on the categorization and updating of map information, which plays an essential role in various tech applications today.

Latest Patents

Among his latest notable patents is a groundbreaking method involving a non-transitory computer-readable storage medium, device, and system designed to categorize map information into static and dynamic map information. This innovation includes techniques for controlling the updating of information stored on a device, where the information is classified as a first type and a second type. The invention utilizes at least one processor to determine the timing for updating these data types, ensuring that the second item is updated more frequently than the first. By wirelessly communicating with at least one other device, the system effectively maintains accurate and timely information updates.

Career Highlights

Throughout his career, Usui has held positions at renowned organizations, primarily within Sony Corporation and Sony Group Corporation. His work has focused on advancing technology to provide better user experiences and more efficient data management systems. His inventive contributions have positioned him as a key figure in the realm of mapping technologies and have influenced the development of modern applications.

Collaborations

In his journey, Usui has collaborated with notable coworkers such as Takehiro Sugita and Akira Ogino. This collaborative environment fosters innovation and has led to numerous advancements in technology, particularly in systems related to mapping and information processing.

Conclusion

Takashi Usui's extensive patent portfolio and commitment to innovation in mapping technologies exemplify his significant role in the technology sector. His impactful inventions not only enhance the functionality of devices but also pave the way for future advancements that cater to an increasingly dynamic technological landscape. The contributions of inventors like Usui continue to shape the future of technology and the way information is utilized across various platforms.