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National Research Institute for Metals

USPTO Granted Patents = 104

Forward Citations = 711

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179 inventors (with patents filed for the assignee):

Kyoji Tachikawa (14 out of 16 patents)

Hiroshi Maeda (8 out of 13 patents)

Toshihisa Asano (7 out of 10 patents)

4. Nobuyuki Koguchi (7 out of 8 patents)

5. Yoshiaki Tanaka (6 out of 8 patents)

6. Kazumasa Togano (6 out of 10 patents)

7. Shizuo Nakazawa (6 out of 7 patents)

8. Masao Fukutomi (6 out of 8 patents)

9. Akira Fukuzawa (6 out of 6 patents)

10. Isao Nakatani (5 out of 12 patents)

11. Masahiro Uda (5 out of 7 patents)

12. Hiroshi Kametani (5 out of 5 patents)

13. Michio Yamazaki (5 out of 6 patents)

14. Satoru Ohno (5 out of 5 patents)

15. Hiroshi Harada (5 out of 75 patents)

Core Competencies:

High-Temperature Oxide Superconductor

Nickel-Based Single Crystal Alloy

Shape Memory Alloy

Iridium-Containing Nickel-Base Superalloy

Ultra-Fine Grain Steel

P-Type Thermoelectric Material

Quantum Effective Device

Refractory Superalloys

Boron-Carbon System Superconductive Substance

Laser Thermal Plasma Method

Crystal Growth Observing Apparatus

Multifilament Nb3 Al Superconducting Linear Composite

104 patents: Sort by Forward Citations

1. 7132388 - High-temperature oxide superconductor (2006-11-07),

2. 6755921 - Nickel-based single crystal alloy and a method of manufacturing the same (2004-06-29),

3. 6572716 - Fine ferrite-based structure steel production method (2003-06-03),

4. 6524406 - Shape memory alloy (2003-02-25),

5. 6494971 - Iridium-containing nickel-base superalloy (2002-12-17),

6. 6348108 - High toughness steel and a method for manufacturing the same (2002-02-19),

7. 6240620 - Making of bismuth 2212 superconducting wire or tape (2001-06-05),

8. 6221178 - Ultra-fine grain steel and method for producing it (2001-04-24),

9. 6207951 - Method of generating a pulsed metastable atom beam and pulsed ultraviolet radiation and an apparatus therefor (2001-03-27),

10. 6159624 - High-proton-conductive antimonic acid film (2000-12-12),

11. 6159314 - Nickel-base single-crystal superalloys, method for manufacturing the (2000-12-12),

12. 6153125 - BaM.sub.2 O.sub.4 oxide single crystal having non-linear optical (2000-11-28),

13. 6146609 - Amorphous substance for wavelength conversion and a making process of (2000-11-14),

14. 6136966 - Phthalocyanine radical anions and process for producing the same (2000-10-24),

15. 6074485 - Crystal growth observing apparatus using a scanning tunneling microscope (2000-06-13),

The National Research Institute for Metals (NRIM) is a leading research organization in Japan that conducts research and development in the field of materials science and metallurgy. NRIM focuses on advancing technologies related to the processing, characterization, and application of metallic materials. With state-of-the-art facilities and a team of dedicated researchers, NRIM aims to contribute to industrial innovation and sustainable development through its research and technological advancements.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

104 Patents

#464 in Tokyo

#1,074 in Japan

#7,330 in the World

National Research Institute for Metals

Forward Citations = 711

179 inventors:

Kyoji Tachikawa (14 out of 16 patents)

Hiroshi Maeda (8 out of 13 patents)

Toshihisa Asano (7 out of 10 patents)

4. Nobuyuki Koguchi (7 out of 8 patents)

5. Yoshiaki Tanaka (6 out of 8 patents)

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