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Nagaoka-shi, Japan

Nagaoka University of Technology

USPTO Granted Patents = 63

EPO Patents = 13

Forward Citations = 90

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161 inventors (with patents filed for the assignee):

Junichi Itoh (15 out of 51 patents)

Kouji Yamamoto (11 out of 25 patents)

Takamasa Nakamura (11 out of 14 patents)

4. Yoshiya Ohnuma (11 out of 13 patents)

5. Masao Saito (9 out of 41 patents)

6. Hironori Koyano (8 out of 8 patents)

7. Tsutomu Matsukawa (6 out of 6 patents)

8. Manabu Koshijo (6 out of 6 patents)

9. Hiroshi Ono (4 out of 4 patents)

10. Nobuhiro Kawatsuki (4 out of 8 patents)

11. Motohiro Tagaya (3 out of 3 patents)

12. Kohei Goto (3 out of 14 patents)

13. Tomoyuki Sasaki (3 out of 3 patents)

14. Weihua Jiang (3 out of 3 patents)

15. Seiichi Kawahara (3 out of 3 patents)

Core Competencies:

Octacalcium Phosphate

Europium Compound

Alkali Ion Batteries

High Voltage Pulse Generation

Terahertz Wave Control

Photoreactive Liquid Crystals

Power Conversion Devices

Cell Culture Substratum

Motor Protein Devices

Zeolite Membrane Manufacturing

Emotional State Detection

Natural Rubber Production

63 patents: Sort by Forward Citations

1. 12428751 - Crystalline film of octacalcium phosphate and method for producing the same (2025-09-30),

2. 12276039 - Crystal of europium compound and method for producing crystal of europium compound (2025-04-14),

3. 12269739 - Method for producing positive electrode active material for alkali ion secondary batteries (2025-04-08),

4. 12257641 - Work processing apparatus (2025-03-25),

5. 12244117 - High-voltage pulse generator, gas laser apparatus, and method for manufacturing electronic device (2025-03-04),

6. 12227828 - Structure for producing diamond and method for manufacturing same (2025-02-18),

7. 12166329 - High voltage pulse generation device, gas laser apparatus, and electronic device manufacturing method (2024-12-10),

8. 12055742 - Polarization diffraction element and vector beam mode detection system using the same (2024-08-06),

9. 11899316 - Terahertz wave control element (2024-02-13),

10. 11560517 - Photoreactive liquid crystal composition, display element, optical element, method for manufacturing display element, and method for manufacturing optical element (2023-01-24),

11. 11286449 - Cell culture substratum, method for producing cell-containing material, method for producing cell culture substratum, method for observing cells, and cell culture substratum maintenance fluid (2022-03-29),

12. 11177757 - Power conversion device (2021-11-16),

13. 10992240 - Power conversion device (2021-04-27),

14. 10778116 - Three-phase inverter with reduced DC bus capacitor ripple (2020-09-15),

15. 10752839 - Photoreactive liquid crystal composition, display element, optical element, method for manufacturing display element, and method for manufacturing optical element (2020-08-25),

Nagaoka University of Technology (NUT) is one of the leading technical universities in Japan, located in the city of Nagaoka. NUT is renowned for its strong emphasis on science and engineering education and research, fostering innovation and technological advancements. With state-of-the-art facilities and a diverse academic community, NUT offers undergraduate, graduate, and doctoral programs across various engineering disciplines. The university is committed to nurturing talented individuals who can contribute to society through cutting-edge research and practical skills.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

63 Patents

#1 in Nagaoka-shi

#1,463 in Japan

#11,331 in the World

Nagaoka-shi, Japan

Nagaoka University of Technology

Forward Citations = 90

161 inventors:

Junichi Itoh (15 out of 51 patents)

Kouji Yamamoto (11 out of 25 patents)

Takamasa Nakamura (11 out of 14 patents)

4. Yoshiya Ohnuma (11 out of 13 patents)

5. Masao Saito (9 out of 41 patents)

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