Yoichi Kushioka

This inventor holds 7 USPTO granted patents. Top assignees: Hitachi-Kokusai Electric Inc., Nec Corporation. Active years: 2012-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Kushioka. Retrieved from https://idiyas.com/inventor/yoichi-kushioka

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

USPTO Granted Patents = 7

% Patents Active = 57.1

Average Co-Inventor Count = 2.2

ph-index = 1

Forward Citations = 2(Granted Patents)

Company Filing History:

7 out of 1,258

Hitachi-Kokusai Electric Inc.

where one patent can have more than one assignee

Years Active: 2012-2021

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11160044 - Synchronization signal conversion device (2021-10-26),

2. 10560133 - Device for radio communication using a plurality of antennas (2020-02-11),

3. 10469110 - Noise canceller device (2019-11-05),

4. 10079614 - Noise canceler (2018-09-18),

5. 9871542 - Noise canceller device (2018-01-16),

6. 8446202 - Power limiting circuit (2013-05-21),

7. 8189712 - Communications device (2012-05-29),

Title: Yoichi Kushioka: Innovator in Synchronization and Communication Technologies

Introduction

Yoichi Kushioka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of synchronization and communication technologies. With a total of 7 patents to his name, Kushioka has developed innovative devices that enhance the efficiency and reliability of communication systems.

Latest Patents

One of Kushioka's latest inventions is a synchronization signal conversion device. This device comprises a first communication device and a second communication device. The first communication device acquires time synchronization information from received GPS signals and wirelessly transmits this information at a different frequency. The second communication device receives these radio signals, synchronizes internal time information to the GPS reference signal, and generates pseudo-GPS reception signals for a reception-side base station device.

Another notable patent is a device for radio communication using multiple antennas. This device features an amplitude/phase adjuster and controller that manage the amplitude and phase of signals from at least two antennas. It allows for the desired signal to be obtained while also enabling the nullification of unwanted signals. The device synthesizes signals to enhance communication quality and reliability.

Career Highlights

Kushioka has worked with several esteemed companies, including Hitachi Kokusai Electric Inc. and NEC Corporation. His experience in these organizations has contributed to his expertise in developing advanced communication technologies.

Collaborations

Throughout his career, Kushioka has collaborated with notable colleagues such as Koji Yotsumoto and Mitsuhiro Takashima. These partnerships have fostered innovation and the exchange of ideas in the field of technology.

Conclusion

Yoichi Kushioka's contributions to synchronization and communication technologies have made a significant impact in the industry. His innovative patents reflect his dedication to advancing technology and improving communication systems.

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]