Osaka, Japan

Yasuyuki Kato

This inventor holds 154 USPTO granted patents and 12 published patent applications, plus 3 CIPO patents and 61 EPO patents, primarily in Wireless Communication (CPC class H04W74-0833). Top assignees: Sharp Kabushiki Kaisha Corporation, Sumitomo Chemical Company, Limited, Huawei Technologies Co., Limited. Active years: 1976-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuyuki Kato. Retrieved from https://idiyas.com/inventor/yasuyuki-kato

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

USPTO Granted Patents = 154 

% Patents Active = 71.4

 

 

Average Co-Inventor Count = 3.1

ph-index = 11

Forward Citations = 543(Granted Patents)

Forward Citations (Not Self Cited) = 499(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Niihama, JA (1976 - 1978)
  • Niihama, JP (1980 - 1989)
  • Ehime, JP (1989)
  • Chiba, JP (2010 - 2015)
  • Osaka, JP (1991 - 2019)
  • Sakai, JP (2018 - 2023)

Company Filing History:


Years Active: 1976-2023

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Areas of Expertise:
Uplink Control Channel
Base Station Device
Terminal Apparatus
Mobile Station Apparatus
Radio Communication
Communication Methods
Integrated Circuit
Carrier Aggregation
Synchronization
Transmission Power
Wireless Terminal
154 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Yasuyuki Kato - Prolific Inventor from Osaka

Introduction:

In the realm of technological advancements, innovators like Yasuyuki Kato are the driving force behind groundbreaking inventions. With an impressive track record of 151 patents to his name, Kato has established himself as a prominent figure in the field of cellular communication systems. This article explores his latest patents, career highlights, and notable collaborations.

Latest Patents:

Yasuyuki Kato's recent contributions to the field of cellular communication systems have garnered attention for their ingenuity and practicality. One of his latest patents, the "Mobile Station Apparatus and Method to Perform a Random Access Using a Randomly Selected Signature in a Cellular Communication System," introduces a mobile station apparatus capable of detecting and utilizing non-dedicated signatures informed by base stations. This technology enables more efficient utilization of available resources.

Another noteworthy patent awarded to Kato is the invention of a method for a physical uplink control channel on one or more serving cells in user equipment. This patent, titled "User Equipment, a Base Station, and Methods for a Physical Uplink Control Channel on One or More Serving Cells," provides an enhanced scheduling request configuration and secondary timing advance group functionality in a cellular network.

Career Highlights:

Yasuyuki Kato has played a crucial role in the success of several prominent companies. He has made significant contributions during his tenure at companies like Sharp Kabushiki Kaisha Corporation and Sumitomo Chemical Company, Limited.

At Sharp Kabushiki Kaisha Corporation, Kato worked on various research and development projects, focusing on advancing cellular communication systems. He collaborated closely with a team of talented engineers to drive innovation and create solutions that revolutionized the field.

During his time at Sumitomo Chemical Company, Limited, Kato further expanded his expertise in the field of cellular communications. His contributions to the company's research and development efforts were instrumental in developing groundbreaking technologies and products.

Collaborations:

Yasuyuki Kato has worked alongside some notable individuals throughout his career, including Katsunari Uemura and Shohei Yamada. Collaborating with like-minded professionals has allowed him to leverage diverse perspectives and collective expertise to tackle complex challenges.

Katsunari Uemura, a prominent engineer in the field, has collaborated closely with Kato on various research projects. Together, they have contributed to several patents and inventions, showcasing their commitment to advancing cellular communication systems.

Shohei Yamada, another respected figure in the industry, has also collaborated with Kato on significant projects. Their combined efforts and expertise have resulted in noteworthy advancements, demonstrating the power of collaboration in achieving transformative results.

Conclusion:

Yasuyuki Kato's substantial contributions to the field of cellular communication systems, exemplified by his impressive patent portfolio, reflect his innovative mindset and dedication to pushing boundaries. His work at companies like Sharp Kabushiki Kaisha Corporation and Sumitomo Chemical Company, Limited, alongside collaborations with talented individuals, have propelled the industry forward. Kato's inventions continue to improve the efficiency and effectiveness of cellular networks, shaping the way we communicate in today's connected world.

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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