Ishikawa, Japan

Sadaki Futagi

This inventor holds 176 USPTO granted patents and 18 published patent applications, plus 4 CIPO patents and 55 EPO patents, primarily in Integrated Circuits (CPC class H04L5-0048). Top assignees: Panasonic Corporation, Sun Patent Trust, Panasonic Intellectual Property Corporation of America. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadaki Futagi. Retrieved from https://idiyas.com/inventor/sadaki-futagi

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

USPTO Granted Patents = 176 

% Patents Active = 90.3

 

 

Average Co-Inventor Count = 4.6

ph-index = 11

Forward Citations = 505(Granted Patents)

Forward Citations (Not Self Cited) = 388(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Sagamihara, JP (1997 - 2002)
  • Ishikawa-gun, JP (2007 - 2010)
  • Sendai, JP (2010 - 2011)
  • Miyagi, JP (2016)
  • Kanagawa, JP (2017 - 2021)
  • Ishikawa, JP (2008 - 2024)

Company Filing History:


Years Active: 1997-2026

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Areas of Expertise:
Integrated Circuit
Communication Device
Radio Transmission
Random Access
Reference Signal
Resource Block Groups
Preamble Sequence
Downlink Control
Uplink Data
Coding Rate
Terminal Apparatus
Radio Communication
176 patents (USPTO):Explore Patents

Title: Sadaki Futagi: Prolific Inventor and Innovator

Introduction:

Sadaki Futagi, a highly accomplished inventor and innovator hailing from Ishikawa, Japan, has made significant contributions to the field of mobile communications and resource allocation systems. With an impressive portfolio of 167 patents, Futagi has showcased his expertise in developing advanced technologies that enhance system performance and reduce interference. Let's explore his latest patents, career highlights, noteworthy collaborations, and the lasting impact of his work.

Latest Patents:

Among Sadaki Futagi's recent patents, two stand out as remarkable advancements in mobile communications:

1. "Terminal apparatus and sequence assigning method":

This patent presents a sequence allocation method that effectively reduces inter-cell interference of a reference signal in a mobile communication system. By dividing ZC sequences into multiple sequence groups based on the transmission bandwidth of the reference signal, Futagi's method optimally allocates the ZC sequences to each cell. This innovative approach enhances signal quality and improves overall system performance.

2. "Integrated circuit, apparatus, and method for communication using resource block groups":

Futagi's invention addresses the challenge of reducing signaling for frequency resource allocation while maintaining system throughput performance. By adjusting frequency allocation units based on cluster numbers, this patent enables the allocation of frequency resources according to the most suitable allocation units for efficient communication. The reduction in signaling enables improved resource utilization and sustained system throughput.

Career Highlights:

Throughout his career, Sadaki Futagi has made significant contributions to industry-leading companies, including Panasonic Corporation and Sun Patent Trust. During his tenure at Panasonic Corporation, he played a pivotal role in developing cutting-edge technologies that shaped the future of mobile communications. His innovations have contributed to enhancing the performance and reliability of communication systems, earning him recognition within the industry.

Collaborations:

Futagi has collaborated with highly skilled professionals, some of whom include Daichi Imamura and Takashi Iwai. These collaborations have led to the convergence of diverse ideas and expertise, resulting in groundbreaking innovations. By engaging with talented individuals, Futagi has fostered an environment of knowledge sharing and synergy, further driving the progress of his inventions.

Conclusion:

Sadaki Futagi's relentless pursuit of innovation and expertise in mobile communications has yielded remarkable outcomes. His numerous patents, including the sequence allocation method and resource block groups, exemplify his commitment to enhancing system performance while reducing interference. Collaborating with distinguished individuals, Futagi has played a vital role in pushing the boundaries of communication technologies. His contributions have left a lasting impact on the field of innovations and patents, benefiting the industry as a whole.

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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