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For the Inventor, By the Inventor

Kawasaki, Japan

Kotaro Shiizaki

This inventor holds 17 USPTO granted patents and 6 published patent applications and 5 EPO patents, primarily in Wireless Communication Systems. Top assignees: Fujitsu Corporation, Fujitsu Connected Technologies Limited. Active years: 2009-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kotaro Shiizaki. Retrieved from https://idiyas.com/inventor/kotaro-shiizaki

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

USPTO Granted Patents = 17 

% Patents Active = 35.3

 

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 55(Granted Patents)


Location History:

  • Yokosuka, JP (2015)
  • Kawasaki, JP (2009 - 2022)

Company Filing History:

goldMedal15 out of 39,378 
 
Fujitsu Corporation
 patents
silverMedal2 out of 51 
 
Fujitsu Connected Technologies Limited
 patents

Years Active: 2009-2022

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Areas of Expertise:
Wireless Communication System
Base Station
Mobile Station
Transmission Power Control
Wireless Relay Device
Retransmission Method
Communication Control
Communication Terminal
Base Transceiver Station
Reception Processing
Communication Apparatus
Wireless Communication Method
17 patents (USPTO):Explore Patents
1. 11265867 - Wireless communication system, wireless base station, wireless terminal, and wireless communication method (2022-03-01),
2. 10708896 - Wireless communication system, wireless base station, wireless terminal, and wireless communication method (2020-07-07),
3. 9974106 - Base station apparatus, mobile station apparatus, radio communication system, communication control method of base station apparatus, and communication control method of mobile station apparatus (2018-05-15),
4. 9961645 - Wireless communication system, base station device and transmission power control method (2018-05-01),
5. 9445416 - Wireless communication system, base station, mobile station, and wireless communication method (2016-09-13),
6. 9408088 - Wireless communication system and wireless communication method (2016-08-02),
7. 9059771 - Wireless relay device and wireless relay method (2015-06-16),
8. 8842699 - Wireless communication system and retransmission method (2014-09-23),
9. 8737315 - Communication apparatus and allocation determining method (2014-05-27),
10. 8620327 - Base transceiver station (2013-12-31),
11. 8559356 - Wireless relay device, wireless relay method, and wireless communication system (2013-10-15),
12. 8514739 - Wireless communication device and wireless communication method (2013-08-20),
13. 8509289 - Relay device and wireless relay method (2013-08-13),
14. 8270989 - Base station, communication terminal, method for communication at base station, method for communication at communication terminal, and communication system (2012-09-18),
15. 8175114 - Base station apparatus and reception processing method thereof (2012-05-08),

Title: **The Innovations of Kotaro Shiizaki: A Pioneer in Wireless Communication**

Introduction

Kotaro Shiizaki, an innovative inventor based in Kawasaki, Japan, has made significant contributions to the field of wireless communication. With a remarkable portfolio of 17 patents, his work has helped pave the way for advancements in modern communication technologies.

Latest Patents

Among his latest patents, Shiizaki has developed several cutting-edge technologies including a wireless communication system, wireless base station, wireless terminal, and wireless communication method. His wireless base station encompasses a wireless transceiver that transmits downlink frames containing downlink control information. This information incorporates a specified offset, allowing the wireless transceiver to effectively receive uplink frames from wireless terminals. Additionally, his inventions feature a processor circuit that determines uplink control information based on the specified offset, ensuring seamless communication and optimized performance.

Career Highlights

Throughout his career, Shiizaki has collaborated with leading technology companies to enhance wireless communication systems. He has worked at notable organizations such as Fujitsu Corporation and Fujitsu Connected Technologies Limited, where he contributed his expertise to various projects aimed at advancing communication technologies.

Collaborations

In addition to his work at prominent companies, Shiizaki has collaborated with talented professionals like Hiroyuki Seki and Daisuke Jitsukawa. Together, they have worked on innovative projects that have driven the evolution of wireless communication solutions.

Conclusion

Kotaro Shiizaki's remarkable contributions to wireless communication exemplify his dedication to innovation. With his impressive array of patents and collaborations, he continues to influence and shape the future of communication technology, solidifying his position as a leading inventor in the industry.

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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