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Santoku Corporation

USPTO Granted Patents = 48

EPO Patents = 21

Trademarks = 2

Forward Citations = 62

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80 inventors (with patents filed for the assignee):

Tadatoshi Murota (11 out of 11 patents)

Motofumi Matsuda (5 out of 5 patents)

Takayuki Otsuki (5 out of 5 patents)

4. Hiroaki Takata (4 out of 4 patents)

5. Toshio Irie (4 out of 4 patents)

6. Kazumasa Shintani (4 out of 4 patents)

7. Bao-Min Ma (4 out of 4 patents)

8. Tatsuya Takeguchi (3 out of 7 patents)

9. Ryo Murakami (3 out of 16 patents)

10. Kazuhiko Yamamoto (3 out of 13 patents)

11. Qun Chen (3 out of 3 patents)

12. Yasutomo Matsumoto (2 out of 2 patents)

13. Takayuki Shimizu (2 out of 2 patents)

14. Shigeru Ono (2 out of 2 patents)

15. Tomonori Tahara (2 out of 2 patents)

Core Competencies:

Hydrogen Storage

Rare Earth Alloys

Magnetic Refrigeration

Lithium-Ion Batteries

Composite Oxides

Positive Electrode Materials

Negative Electrode Materials

Sintered Magnets

Battery Manufacturing

Cold-Storage Devices

Hydrogen Absorption Alloys

Catalysts

48 patents: Sort by Forward Citations

1. 12031197 - Hydrogen storage material, hydrogen storage container, and hydrogen supply apparatus (2024-07-09),

2. 11370949 - HoCu-based cold-storage material, and cold-storage device and refrigerating machine each equipped therewith (2022-06-28),

3. 11326228 - Method for separating rare earth element (2022-05-10),

4. 11145443 - R-T-B-based magnet material alloy and method for producing the same (2021-10-12),

5. 11084022 - Pd-supporting Zr-based composite oxide (2021-08-10),

6. 10741838 - Positive-electrode active material powder, positive electrode containing positive-electrode active material powder, and secondary battery (2020-08-11),

7. 10583488 - Manufacturing method for magnetic freezing module (2020-03-10),

8. 10547055 - Positive-electrode active material for nonaqueous-electrolyte secondary battery, and positive electrode and secondary battery using said positive-electrode active material (2020-01-28),

9. 10497497 - R-T-B—Ga-based magnet material alloy and method of producing the same (2019-12-03),

10. 10262779 - R-T-B-based magnet material alloy and method for producing the same (2019-04-16),

11. 10258964 - Composite oxide (2019-04-16),

12. 10256018 - Cast rare earth-containing alloy sheet, manufacturing method therefor, and sintered magnet (2019-04-09),

13. 10022793 - Alloy flake production apparatus and production method for raw material alloy flakes for rare earth magnet using the apparatus (2018-07-17),

14. 9962685 - Catalyst and process for producing same (2018-05-08),

15. 9947925 - Negative electrode for lithium-ion secondary battery (2018-04-17),

Santoku Corporation is a global technology company specializing in the development and manufacturing of high-quality electronic devices, appliances, and equipment. With over 20 years of experience, Santoku has established itself as a trusted provider of innovative solutions for a wide range of industries, including consumer electronics, healthcare, automotive, and telecommunications. Our team of highly skilled engineers and designers work tirelessly to create cutting-edge products that meet the needs and demands of our customers. At Santoku Corporation, we are committed to delivering excellence in technology and customer satisfaction.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

48 Patents

#29 in Hyogo

#1,721 in Japan

#14,113 in the World

Santoku Corporation

Forward Citations = 62

80 inventors:

Tadatoshi Murota (11 out of 11 patents)

Motofumi Matsuda (5 out of 5 patents)

Takayuki Otsuki (5 out of 5 patents)

4. Hiroaki Takata (4 out of 4 patents)

5. Toshio Irie (4 out of 4 patents)

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