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For the Inventor, By the Inventor

Hiroshima, Japan

Toyo Advanced Technologies Co., Ltd.

Calculating rank
USPTO Granted Patents = 21

% Expired Patents = 52.4



Trademarks = 5

Forward Citations = 66

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40 inventors (with patents filed for the assignee):

goldMedal Tatsuyuki Nakatani (7 out of 8 patents)

silverMedal Shuzo Yamashita (6 out of 6 patents)

bronzeMedal Tatsumi Hamasaki (6 out of 7 patents)

4.  Akira Mochizuki (5 out of 5 patents)

5.  Keishi Okamoto (5 out of 6 patents)

6.  Hiroo Iwata (4 out of 12 patents)

7.  Ikuo Omura (4 out of 5 patents)

8.  Zhen Yu Jin (4 out of 5 patents)

9.  Yoshihiro Tadera (4 out of 5 patents)

10.  Keishi Kawaguchi (4 out of 5 patents)

11.  Yoshinori Abe (2 out of 6 patents)

12.  Shoji Imakurusu (2 out of 2 patents)

13.  Jun Ohya (2 out of 2 patents)

14.  Masaru Fukuman (2 out of 2 patents)

15.  Yuki Nitta (2 out of 3 patents)


21 patents:

1. 9969017 - Wire saw apparatus and cut-machining method (2018-05-15),
2. 9163149 - Implant material (2015-10-20),
3. 9138507 - Method for manufacturing an implant material (2015-09-22),
4. 9040111 - Method of making a stent (2015-05-26),
5. 8991381 - Method of cutting workpiece with wire saw, and wire saw (2015-03-31),
6. 8968392 - Method of inhibiting vascular intimal hyperplasia using stent (2015-03-03),
7. 8881716 - Wire saw with tension detecting means and guide roller speed control (2014-11-11),
8. 8641756 - Sustained drug-releasing stent (2014-02-04),
9. 8501106 - Plasma generation system and plasma generation method (2013-08-06),
10. 8435287 - Stent and method for fabricating the same (2013-05-07),
11. 8409272 - Sustained drug-releasing stent (2013-04-02),
12. 8221823 - Method for fabricating material (2012-07-17),
13. 8168130 - Plasma generation system and plasma generation method (2012-05-01),
14. 8087918 - Pressing mold and method for producing the same (2012-01-03),
15. 7931934 - Medical device having diamond-like thin film and method for manufacturing thereof (2011-04-26),
Company Overview
Toyo Advanced Technologies Co., Ltd. is a prominent player in the field of advanced manufacturing and technology solutions, primarily based in Hiroshima, Japan. The company specializes in the development and production of high-precision components and systems, catering to various industries including automotive, electronics, and industrial machinery. With a strong focus on innovation, Toyo Advanced Technologies is dedicated to enhancing product performance and efficiency through cutting-edge research and development in materials and engineering technologies.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

21 Patents

#23 in Hiroshima, 729-3431

#2,867 in Japan

#30,040 in the World

Hiroshima, JP
Hiroshima, Japan

Toyo Advanced Technologies Co., Ltd.

Forward Citations = 66

40 inventors:

goldMedal Tatsuyuki Nakatani (7 out of 8 patents)

silverMedal Shuzo Yamashita (6 out of 6 patents)

bronzeMedal Tatsumi Hamasaki (6 out of 7 patents)

4.  Akira Mochizuki (5 out of 5 patents)

5.  Keishi Okamoto (5 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Toyo Advanced Technologies Co., Ltd.. Retrieved from https://idiyas.com/company/toyo-advanced-technologies-company

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

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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