Yoshiharu Tajima

This inventor holds 109 USPTO granted patents and 7 published patent applications, plus 8 CIPO patents and 54 EPO patents, primarily in Wireless Communication Systems (CPC class H04W36-02). Top assignees: Fujitsu Corporation, Fujitsu Limied. Active years: 1995-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiharu Tajima. Retrieved from https://idiyas.com/inventor/yoshiharu-tajima

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

USPTO Granted Patents = 109 (Patent Applications = 7)

% Patents Active = 66.1

CIPO Patents = 8

EPO Patents = 54 (Patent Applications = 70)

Average Co-Inventor Count = 3.6

ph-index = 9

Forward Citations = 270(Granted Patents)

Forward Citations (Not Self Cited) = 247(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Kanagawa, JP (2012)
Kawasaki, JP (1995 - 2017)
Yokohama, JP (2012 - 2023)

Company Filing History:

Years Active: 1995-2023

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Areas of Expertise:

Wireless Communication

Mobile Station

Base Station

Power Consumption

Communication Control

Radio Terminal

Transmission Method

Relay Station

Communication Duration

Control Device

Telecommunication Apparatus

Packet Data

109 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11758414 - Radio terminal, radio communication system, and radio communication method (2023-09-12),

2. 10869208 - Radio terminal, radio communication system, and radio communication method (2020-12-15),

3. 10349292 - Radio terminal, radio communication system, and radio communication method (2019-07-09),

4. 10098147 - Wireless communication system, receiving device, transmitting device, and wireless communication method (2018-10-09),

5. 10075913 - Wireless communication system, mobile station, base station, and wireless communication system control method for reducing power consumption (2018-09-11),

6. 10051669 - Communication duration configuring method, relay station, and mobile communication system (2018-08-14),

7. 9820191 - Base station, mobile station, communication system, transmission method and reordering method (2017-11-14),

8. 9813251 - Communication control device, communication control system and communication control method (2017-11-07),

9. 9750051 - Wireless communication system and method of wireless communication (2017-08-29),

10. 9743325 - Communication apparatus, storage apparatus, and control method (2017-08-22),

11. 9516515 - Communication duration configuring method, relay station, base station, and mobile communication system (2016-12-06),

12. 9504094 - Base station, communication system, and communication method (2016-11-22),

13. 9467904 - Mobile station, base station, and communication method (2016-10-11),

14. 9462546 - Mobile station, base station, wireless communication system, and wireless communication method (2016-10-04),

15. 9462509 - Communication system, mobile station, and control device (2016-10-04),

Title: Yoshiharu Tajima: Pioneering Innovator from Kawasaki, JP

Introduction: Yoshiharu Tajima is a distinguished inventor hailing from Kawasaki, Japan, with a remarkable portfolio of 109 patents. His contributions to the field of technology have been groundbreaking, solidifying his position as a true visionary in the realm of inventions.

Latest Patents: Among his latest patents, one notable invention is the Radio Terminal, Radio Communication System, and Radio Communication Method. This innovation showcases Tajima's expertise in developing cutting-edge communication technologies, emphasizing efficiency and enhanced performance in radio communication systems.

Career Highlights: Tajima has made significant strides in his career, working with renowned companies such as Fujitsu Corporation and Fujitsu Limited. His tenure at these esteemed organizations has provided him with valuable insights and opportunities to further his innovative pursuits in the tech industry.

Collaborations: Throughout his career, Tajima has collaborated with talented individuals such as Yoshiaki Ohta and Kazuhisa Obuchi. These collaborations have led to the development of pioneering technologies and have enriched Tajima's creative journey as an inventor.

Conclusion: In conclusion, Yoshiharu Tajima's impressive body of work underscores his unwavering commitment to innovation and technological advancement. His passion for pushing boundaries and exploring new possibilities has established him as a trailblazer in the world of inventions, with his legacy continuing to inspire future generations of inventors.

Profile summary based on public USPTO records.