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Daido Tokushuko Kabushiki Kaisha

USPTO Granted Patents = 248

CIPO Patents = 6

EPO Patents = 23

Forward Citations = 2,035

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379 inventors (with patents filed for the assignee):

Toshiharu Noda (17 out of 26 patents)

Takao Shimizu (15 out of 17 patents)

Michio Okabe (14 out of 21 patents)

4. Noboru Demukai (12 out of 14 patents)

5. Tetsuya Shimizu (10 out of 14 patents)

6. Sadayuki Nakamura (10 out of 16 patents)

7. Masaki Tsuchiya (10 out of 10 patents)

8. Shinichiro Yahagi (10 out of 12 patents)

9. Tetsuo Okamoto (9 out of 10 patents)

10. Hiroaki Suzuki (8 out of 99 patents)

11. Shigeki Ueta (8 out of 23 patents)

12. Toshihiro Kato (8 out of 9 patents)

13. Takanobu Saito (8 out of 9 patents)

14. Saburo Sugiura (8 out of 9 patents)

15. Atsuyoshi Kimura (8 out of 8 patents)

Core Competencies:

Thin-Film Magnetic Sensor

High-Strength Stainless Steel

Carburized Steel Parts

Concentrator Photovoltaic Device

Beta-Type Titanium Alloy

Ni-Base Superalloy

Fuel Cell Components

Rare Earth Magnets

Electromagnetic Wave Absorbers

Brushless Motors

Quantum Well Diodes

Welding Techniques

248 patents: Sort by Forward Citations

1. 9304176 - Thin-film magnetic sensor including a GMR film and method for manufacturing the same (2016-04-05),

2. 8900511 - High-strength nonmagnetic stainless steel, and high-strength nonmagnetic stainless steel part and process for producing the same (2014-12-02),

3. 8894778 - Carburized and high-frequency hardened part having high strength (2014-11-25),

4. 8748737 - Concentrator photovoltaic device (2014-06-10),

5. 8696836 - Nonmagnetic high-hardness alloy (2014-04-15),

6. 8512486 - Beta-type titanium alloy and product thereof (2013-08-20),

7. 8491838 - Low thermal expansion Ni-base superalloy (2013-07-23),

8. 8133632 - Metal component for fuel cell and method of manufacturing the same, austenitic stainless steel for polymer electrolyte fuel cell and metal component for fuel cell using the same, polymer electrolyte fuel cell material and method of manufacturing the same, corrosion-resistant conductive component and method of manufacturing the same, and fuel cell (2012-03-13),

9. 8012272 - Tool steels and manufacturing method thereof (2011-09-06),

10. 8002906 - Rare earth magnet and production process thereof (2011-08-23),

11. 7914732 - Ferritic stainless steel cast iron, cast part using the ferritic stainless steel cast iron, and process for producing the cast part (2011-03-29),

12. 7867315 - Hard-particle powder for sintered body and sintered body (2011-01-11),

13. 7852269 - Ultrawideband communication antenna (2010-12-14),

14. 7800474 - Bond magnet for direct current reactor and direct current reactor (2010-09-21),

15. 7730755 - Process of producing permanent magnet and permanent magnet (2010-06-08),

Daido Tokushuko Kabushiki Kaisha is a Japanese company engaged in the manufacturing and sales of various products, including industrial machinery components, special steel, and heat-resistant materials. With years of expertise, Daido Tokushuko focuses on providing high-quality, durable, and innovative solutions to its customers. For more information about the company and its products, please visit their official website.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

248 Patents

#8 in Aichi

#585 in Japan

#3,386 in the World

Daido Tokushuko Kabushiki Kaisha

Forward Citations = 2,035

379 inventors:

Toshiharu Noda (17 out of 26 patents)

Takao Shimizu (15 out of 17 patents)

Michio Okabe (14 out of 21 patents)

4. Noboru Demukai (12 out of 14 patents)

5. Tetsuya Shimizu (10 out of 14 patents)

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