Osaka, Japan

Keiji Hikoso

This inventor holds 5 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Sharp Kabushiki Kaisha Corporation, Huawei Technologies Co., Limited. Active years: 1995-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Hikoso. Retrieved from https://idiyas.com/inventor/keiji-hikoso

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

USPTO Granted Patents = 5 

% Patents Active = 80.0

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 70(Granted Patents)


Location History:

  • Nara, JP (1995)
  • Narashino, JP (1998)
  • Osaka, JP (2013 - 2016)

Company Filing History:


Years Active: 1995-2016

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5 patents (USPTO):Explore Patents

Title: Keiji Hikoso: Innovator in Wireless Communication

Introduction

Keiji Hikoso is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of wireless communication, holding a total of 5 patents. His innovative work has paved the way for advancements in communication technologies.

Latest Patents

One of Hikoso's latest patents is a wireless communication system. In this system, a terminal device and a base station device communicate using frequency bands selected from a plurality of frequency bands. The base station device selects a frequency band for downlink and uplink communication, transmitting information that includes identification of the selected frequency bands. Another notable patent is a radio communication system and method that utilizes spatial diversity and spatial multiplexing modes. This system includes transmission and reception devices that dynamically switch between different transmission modes, ensuring effective communication.

Career Highlights

Throughout his career, Keiji Hikoso has worked with notable companies such as Sharp Corporation and Huawei Technologies Co., Limited. His experience in these organizations has contributed to his expertise in wireless communication technologies.

Collaborations

Hikoso has collaborated with talented individuals, including Naoki Okamoto and Takeshi Okamoto. These partnerships have further enhanced his innovative capabilities and contributions to the field.

Conclusion

Keiji Hikoso's work in wireless communication exemplifies the spirit of innovation. His patents and collaborations reflect his commitment to advancing technology in this vital area.

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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