Hirotake Ishii

This inventor holds 16 USPTO granted patents and 3 published patent applications, primarily in Wireless Communication. Top assignees: Hitachi, Ltd., Renesas Technology Corp.. Active years: 1996-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotake Ishii. Retrieved from https://idiyas.com/inventor/hirotake-ishii

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

Calculating rank

USPTO Granted Patents = 16 (Patent Applications = 3)

% Patents Active = 18.8

Average Co-Inventor Count = 3.3

ph-index = 5

Forward Citations = 53(Granted Patents)

Location History:

Hachioji, JP (1996 - 2012)
Yokohama, JP (2012 - 2015)
Tokyo, JP (2016)

Company Filing History:

Renesas Technology Corp.

patents

Years Active: 1996-2016

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Areas of Expertise:

Wireless Communication

Base Station

Interference Mitigation

Resource Assignment

Cellular Systems

Radio Communication

Software Defined Radio

Load Balancing

Digital Signal Processing

Orthogonal Frequency Division Multiplexing

Cellular Interference

Communication Apparatus

16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9350830 - Wireless communication base station and wireless communication method (2016-05-24),

2. 9161277 - Mobility control method mitigating inter cell interference and base stations which adopt the method (2015-10-13),

3. 8971234 - Radio system and radio communication method (2015-03-03),

4. 8818443 - Base station and cellular wireless communication system (2014-08-26),

5. 8660049 - Wireless communication system, base station and network control apparatus (2014-02-25),

6. 8560000 - Transmit power control method for reducing cellular interference in cellular radio communication system and radio base station device for implementing the same (2013-10-15),

7. 8463272 - Wireless communication system and load balancing aware handover method therefor (2013-06-11),

8. 8462718 - Resource assignment method and communication apparatus for wireless communication system (2013-06-11),

9. 8238286 - Radio base station and radio mobile station (2012-08-07),

10. 8229042 - Orthogonal frequency division multiplexing demodulator (2012-07-24),

11. 8165620 - Radio communication apparatus with a bus dedicated to data transmission (2012-04-24),

12. 7756489 - Software defined radio and library configuration therefor (2010-07-13),

13. 7403580 - Software defined radio system (2008-07-22),

14. 7346330 - Software-defined radio apparatus (2008-03-18),

15. 7194244 - Wireless communication receiver (2007-03-20),

Title: Hirotake Ishii: Innovator in Wireless Communication Technology

Introduction

Hirotake Ishii is a prominent inventor based in Yokohama, Japan, known for his significant contributions to wireless communication technology. With a total of 16 patents to his name, Ishii has made remarkable advancements that enhance the efficiency and performance of communication systems.

Latest Patents

Ishii's latest patents include a wireless communication base station and a wireless communication method designed to improve power saving performance and reduce packet loss. The wireless communication base station features multiple baseband signal processing units that perform essential signal processing tasks. A baseband allocation unit is responsible for distributing these tasks among the processing units, ensuring optimal performance. Additionally, Ishii has developed a mobility control method that mitigates inter-cell interference during terminal handovers, facilitating smoother transitions between base stations of varying cell sizes.

Career Highlights

Throughout his career, Ishii has worked with notable companies such as Hitachi, Ltd. and Renesas Technology Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in the field of wireless communication.

Collaborations

Ishii has collaborated with talented individuals in the industry, including Tomonori Yamamoto and Rintaro Katayama. These partnerships have fostered a creative environment that has led to the development of advanced technologies.

Conclusion

Hirotake Ishii's work in wireless communication has significantly impacted the industry, showcasing his dedication to innovation and excellence. His patents reflect a deep understanding of the challenges in communication technology and a commitment to finding effective solutions.

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]

3 patents pending: