Toyoake, Japan

Tsutomu Nanataki

This inventor holds 224 USPTO granted patents and 14 published patent applications and 18 EPO patents, primarily in Alumina Sintered Body (CPC class H01L4-108). Top assignees: Ngk Insulators, Inc., Nagoya Institute of Technology, Sharp Kabushiki Kaisha Corporation. Active years: 1992-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Nanataki. Retrieved from https://idiyas.com/inventor/tsutomu-nanataki

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

USPTO Granted Patents = 224 

% Patents Active = 54.9

 

Average Co-Inventor Count = 3.5

ph-index = 21

Forward Citations = 1,974(Granted Patents)

Forward Citations (Not Self Cited) = 1,750(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Toyoaki, JP (2003 - 2005)
  • Toyake, JP (2014)
  • Nagoya, JP (1992 - 2020)
  • Toyoake, JP (1996 - 2024)

Company Filing History:


Years Active: 1992-2024

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Areas of Expertise:
Alumina Sintered Body
Lithium Secondary Battery
Gallium Nitride
Transparent Alumina
Electrostatic Chuck
Composite Substrate
Optical Device
Zinc Oxide
Cathode Active Material
High-Capacity Module
Sintered Body Production
Light-Emitting Element
224 patents (USPTO):Explore Patents

Title: Tsutomu Nanataki: Innovating the Future with Patents

Introduction:

Tsutomu Nanataki, a brilliant innovator hailing from Toyoake, JP, has made significant contributions to the world of inventions and patents. With an impressive portfolio of 222 patents, Nanataki has displayed a remarkable aptitude for developing groundbreaking technologies. This article will explore some of his latest patents, highlight his career achievements, and shed light on his collaborations with notable colleagues.

Latest Patents:

Nanataki's recent patents showcase his ingenuity and expertise in developing advanced manufacturing methods. Two noteworthy examples include:

1. Method for producing an oriented sintered body:

This patent introduces a method for producing an oriented sintered body by stacking layers of fine raw-material powder and plate-like raw-material powder alternately. Through careful arrangement of the plate-like raw-material particles, a surface alignment is achieved, leading to improved material properties. This innovation has far-reaching implications for industries relying on advanced materials, such as electronics and aerospace.

2. Method for producing transparent alumina sintered body:

Nanataki's invention focuses on creating transparent alumina sintered bodies. By precisely controlling the mixing ratio of plate-like alumina powder and fine alumina powder, a raw material is formed and then sintered to yield high-quality transparent alumina sintered bodies. This method opens doors for various applications, including optical devices and advanced ceramics.

Career Highlights:

Throughout his illustrious career, Nanataki has contributed significantly to organizations that value innovation and technological advancements. Notable highlights of his career include his association with Ngk Insulators, Inc. and Nagoya Institute of Technology. At Ngk Insulators, Inc., a renowned materials manufacturing company, Nanataki's expertise was instrumental in driving technological advancements. At Nagoya Institute of Technology, he further expanded his knowledge and contributed to cutting-edge research in his field.

Collaborations:

In the pursuit of groundbreaking innovations, Nanataki has collaborated with visionary colleagues who share his passion for technological advancements. Some of his notable collaborators include Yukihisa Takeuchi and Koji Kimura. Through these collaborations, Nanataki leveraged collective expertise, fostering an environment of shared knowledge and creativity to push the boundaries of science and technology.

Conclusion:

Tsutomu Nanataki's remarkable journey as an inventor and patentee is an inspiration to the world of innovation. His numerous patents, including the novel methods for producing oriented sintered bodies and transparent alumina sintered bodies, demonstrate his forward-thinking mindset and deep understanding of materials science. Nanataki's career highlights, working with esteemed companies and collaborating with talented individuals, further solidify his contributions to the field. With his relentless pursuit of technological advancements, Tsutomu Nanataki continues to shape the future with his inventive spirit.

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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