Tokyo, Japan

Toshiyuki Suzuki

This inventor holds 102 USPTO granted patents and 4 published patent applications, plus 9 CIPO patents and 7 EPO patents, primarily in Semiconductor Manufacturing (CPC class G03F1-54). Top assignees: Hoya Corporation, Toyota Jidosha Kabushiki Kaisha, Kabushiki Kaisha Toshiba. Active years: 1981-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Suzuki. Retrieved from https://idiyas.com/inventor/toshiyuki-suzuki

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

USPTO Granted Patents = 102 

% Patents Active = 70.6


 

Average Co-Inventor Count = 2.9

ph-index = 14

Forward Citations = 831(Granted Patents)

Forward Citations (Not Self Cited) = 818(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Sakura, JP (1985)
  • Ichikawa, JP (1987 - 1995)
  • Chiba, JP (1995)
  • Tokyo-To, JP (1999)
  • Aichi-ken, JP (2007)
  • Kumagaya, JP (1999 - 2009)
  • Yamanashi, JP (2006 - 2010)
  • Chuo-ku, JP (2012)
  • Musashino, JP (2012)
  • Toyota, JP (1999 - 2013)
  • Shinjuku, JP (2013)
  • Yokohama, JP (1986 - 2014)
  • Shinjuku-Ku, JP (2004 - 2017)
  • Tokyo, JP (1981 - 2022)

Company Filing History:

goldMedal23 out of 2,565 
 
Hoya Corporation
 patents
silverMedal14 out of 38,837 
 
Toyota Jidosha Kabushiki Kaisha
 patents
bronzeMedal13 out of 53,250 
 
Kabushiki Kaisha Toshiba
 patents
4. 13 out of 3,673 
 
Kao Corporation
 patents
5. 8 out of 4,935 
 
Ntt Docomo, Inc.
 patents
6. 7 out of 2,208 
 
Fuji Jukogyo Kabushiki Kaisha
 patents
7. 7 out of 8,247 
 
Tdk Corporation
 patents
8. 4 out of 3,208 
 
Dai Nippon Printing Co., Ltd.
 patents
9. 3 out of 53 
 
Freund Industrial Co., Ltd.
 patents
10. 2 out of 341 
 
Kao Soap Company, Ltd.
 patents
11. 2 out of 614 
 
Nkk Corporation
 patents
12. 2 out of 2,916 
 
Tokyo Shibaura Denki Kabushiki Kaisha
 patents
13. 1 out of 256 
 
Anelva Corporation
 patents
14. 1 out of 412 
 
Dai Nippon Insatsu Kabushiki Kaisha
 patents
15. 1 out of 1,153 
 
Kabushiki Kaisha Toyota Chuo Kenkyusho
 patents
16. 1 out of 256 
 
Nichias Corporation
 patents
17. 1 out of 1,038 
 
Nippon Electric Co., Ltd.
 patents
18. 1 out of 746 
 
Nuflare Technology, Inc.
 patents
19. 1 out of 6 
 
Research Institute of Advanced Material Gas-Generator, Ltd.
 patents
20. 1 out of 126 
 
Rikagaku Kenkyusho
 patents
21. 1 out of 5,989 
 
Shin-Etsu Chemical Co., Ltd.
 patents
22. 1 out of 1,410 
 
Yokogawa Electric Corporation
 patents
where one patent can have more than one assignee

Years Active: 1981-2025

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Areas of Expertise:
Photomask
Mask Blank
Transfer Mask
Semiconductor Device
Dielectric Ceramic
Wireless Communication
Fuel Cell
Engine Control
Neutron Shield
Mobile Terminal
Ceramic Substrate
Drug Discovery
102 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Toshiyuki Suzuki in Tokyo**

Introduction

Toshiyuki Suzuki is a prominent inventor based in Tokyo, Japan, renowned for his contributions to the field of technology. With a remarkable portfolio consisting of 87 patents, he has made significant strides in developing advanced materials and manufacturing processes.

Latest Patents

Among his latest innovations, Suzuki has developed a mask blank tailored for the production of transfer masks. This invention involves a specialized thin film composed of a material containing metal, silicon, and nitrogen. Notably, the metal content in this thin film is capped at 15% of the total metal and silicon content. His design emphasizes a secondary ion mass spectrometry analysis, ensuring optimal silicon distribution. Moreover, he has introduced a mask blank that integrates a transition metal and silicon within the thin film structure, featuring an oxide layer with enhanced oxygen content at the surface. This level of detail in his patents showcases his focus on precision and performance in manufacturing.

Career Highlights

Over the years, Toshiyuki Suzuki has achieved significant milestones in his career. He has played a pivotal role in various renowned companies, most notably Hoya Corporation and Kao Corporation. These organizations have benefited from his innovative thinking and expertise in materials science and engineering.

Collaborations

Throughout his career, Suzuki has collaborated with fellow professionals, including Masahiro Hashimoto and Kenichi Yoshida. These collaborations have furthered the development of technologies that push the boundaries of current knowledge within the industry.

Conclusion

Toshiyuki Suzuki’s contributions to innovation in Tokyo exemplify his dedication to advancing technology through his inventive approach. With an extensive collection of patents under his name, he continues to influence the industry significantly, paving the way for future technological advancements.

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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