Company Filing History:

12 out of 42,485

Hitachi, Ltd.

patents

1 out of 321

Japan Atomic Energy Research Institute

where one patent can have more than one assignee

Years Active: 1982-1995

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5426949 - Vacuum vessel having a cooled member (1995-06-27),

2. 5183799 - Superconducting materials including La-Sr-Nb-O, Y-Ba-Nb-O, (1993-02-02),

3. 5152147 - Gas swing type refrigerator (1992-10-06),

4. 5083445 - Cryopump (1992-01-28),

5. 4959964 - Cryostat with refrigerator containing superconductive magnet (1990-10-02),

6. 4892862 - Process for producing superconducting material (1990-01-09),

7. 4625519 - Rotary magnetic refrigerator (1986-12-02),

8. 4593835 - Cryogenic liquefied pump system (1986-06-10),

9. 4532770 - Magnetic refrigerator (1985-08-06),

10. 4502296 - Cryostat (1985-03-05),

11. 4457135 - Magnetic refrigerating apparatus (1984-07-03),

12. 4371741 - Composite superconductors (1983-02-01),

13. 4334123 - Internal cooling type superconductor (1982-06-08),

Title: Hisanao Ogata: Innovator in Superconducting Technologies

Introduction

Hisanao Ogata is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of superconducting materials and cooling technologies. With a total of 13 patents to his name, Ogata's work has had a profound impact on various industries.

Latest Patents

One of Hisanao Ogata's latest patents is for a vacuum vessel that incorporates a cooled member. This innovative design features a main cooling circuit that utilizes fluid to maintain the member at a low operating temperature. To enhance the cooling process, a pre-cooling circuit is also included, which operates independently and prepares the main cooling circuit for efficient operation. The patent highlights the use of superconducting materials that exhibit superconductivity at temperatures higher than that of liquid nitrogen, showcasing Ogata's expertise in advanced materials.

Career Highlights

Throughout his career, Hisanao Ogata has worked with notable organizations such as Hitachi, Ltd. and the Japan Atomic Energy Research Institute. His experience in these esteemed institutions has allowed him to develop and refine his innovative ideas in superconducting technologies.

Collaborations

Ogata has collaborated with several talented individuals in his field, including Yoshinori Hakuraku and Takeo Nemoto. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Hisanao Ogata's contributions to the field of superconducting technologies and cooling systems demonstrate his innovative spirit and dedication to advancing scientific knowledge. His work continues to influence the industry and inspire future inventors.

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