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The Foundation: the Research Institute of Electric and Magnetic Alloys

USPTO Granted Patents = 28

Forward Citations = 159

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12 inventors (with patents filed for the assignee):

Hakaru Masumoto (19 out of 20 patents)

Yuetsu Murakami (12 out of 13 patents)

Naoji Nakamura (7 out of 10 patents)

4. Showhachi Sawaya (6 out of 6 patents)

5. Katashi Masumoto (5 out of 6 patents)

6. Kiyoshi Watanabe (5 out of 5 patents)

7. Masakatsu Hinai (3 out of 3 patents)

8. Hakaru Masumoto, Deceased (2 out of 2 patents)

9. Katsumi Mochizuki (1 out of 2 patents)

10. Seishi Abe (1 out of 2 patents)

11. By Hiroshi Matushima, Executor (1 out of 1 patent)

12. Hiroshi Matushima, Executor (1 out of 1 patent)

28 patents: Sort by Forward Citations

1. 5849113 - Electrical resistant alloy having a high temperature coefficient of (1998-12-15),

2. 5725687 - Wear-resistant high permability alloy and method of manufacturing the (1998-03-10),

3. 5547520 - Wear-resistant high permeability magnetic alloy and method of (1996-08-20),

4. 5496419 - Wear-resistant high permeability magnetic alloy and method of (1996-03-05),

5. 5319658 - Solid solution semiconductor laser element material and laser element (1994-06-07),

6. 4863530 - Fc-Pt-Nb permanent magnet with an ultra-high coercive force and a large (1989-09-05),

7. 4859252 - High damping capacity alloy and a process for producing the same (1989-08-22),

8. 4834813 - Wear-resistant alloy of high permeability and methods of producing the (1989-05-30),

9. 4830685 - Wear-resistant alloy of high permeability and method of producing the (1989-05-16),

10. 4814027 - Fe-Pt-Nb permanent magnet with an ultra-high coercive force and a large (1989-03-21),

11. 4710243 - Wear-resistant alloy of high permeability and method of producing the (1987-12-01),

12. 4684416 - Alloy with small change of electric resistance over wide temperature (1987-08-04),

13. 4684414 - High damping capacity alloy and a process for producing the same (1987-08-04),

14. 4650528 - High damping capacity aluminum alloy (1987-03-17),

15. 4572750 - Magnetic alloy for magnetic recording-reproducing head (1986-02-25),

The Foundation: the Research Institute of Electric and Magnetic Alloys is an innovative organization dedicated to the study and advancement of electric and magnetic alloys. Through rigorous research and experimentation, we aim to unlock the full potential of these materials for various applications in industries such as electronics, telecommunications, energy, and more. Our team of experts collaborates with industry partners and academic institutions to develop cutting-edge alloys, conduct in-depth analysis, and provide valuable insights for the advancement of this field. Visit our website to learn more about our research projects, publications, and collaborations.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

28 Patents

#84 in

#2,359 in Japan

#22,547 in the World

The Foundation: the Research Institute of Electric and Magnetic Alloys

Forward Citations = 159

12 inventors:

Hakaru Masumoto (19 out of 20 patents)

Yuetsu Murakami (12 out of 13 patents)

Naoji Nakamura (7 out of 10 patents)

4. Showhachi Sawaya (6 out of 6 patents)

5. Katashi Masumoto (5 out of 6 patents)

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