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Eneos Corporation

USPTO Granted Patents = 135

CIPO Patents = 4

EPO Patents = 33

Trademarks = 20

Forward Citations = 61

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221 inventors (with patents filed for the assignee):

Hidetoshi Ogata (28 out of 30 patents)

Yohei Shono (20 out of 22 patents)

Fumiyuki Nara (13 out of 16 patents)

4. Yuya Mizutani (11 out of 13 patents)

5. Tatsuki Nakajima (11 out of 11 patents)

6. Takeshi Okido (9 out of 26 patents)

7. Keisuke Chino (9 out of 9 patents)

8. Masaki Minami (8 out of 26 patents)

9. Akihiko Fukunaga (7 out of 7 patents)

10. Yoshinori Nishitani (7 out of 12 patents)

11. Kentaro Yamaguchi (6 out of 17 patents)

12. Atsushi Segawa (6 out of 10 patents)

13. Yusuke Matsuo (6 out of 7 patents)

14. Tatsuya Rembutsu (6 out of 6 patents)

15. Shogo Hashimoto (6 out of 16 patents)

Core Competencies:

Hydrogen Production

Refrigerator Oil

Lubricating Oil Composition

Organic Hydride Generation

Pressure Swing Adsorption

Synthetic Graphite Material

Curable Resin Composition

Cooling Liquid Composition

Gas Filling Device

Defoaming Agent

Thermosetting Resin Composition

Rolling Bearing

135 patents: Sort by Forward Citations

1. 12481255 - Control system, control method, and control program for determining operation data by repeatedly calculating control target data indicating a predicted value of a control target in a plant (2025-11-25),

2. 12441833 - Composition for curable resin, cured product of said composition, production method for said composition and said cured product, and semiconductor device (2025-10-14),

3. 12379072 - Hydrogen gas inventory acquisition method, hydrogen gas inventory acquisition device, hydrogen gas inventory acquisition system, and hydrogen gas inventory management system (2025-08-05),

4. 12377382 - Pressure swing adsorption (PSA) device and pressure swing adsorption method (2025-08-05),

5. 12358791 - Hydrogen production apparatus and hydrogen production method (2025-07-15),

6. 12351923 - Organic hydride producing system, control device for organic hydride producing system, and control method for organic hydride producing system (2025-07-08),

7. 12344811 - Refrigerator oil and working fluid composition for refrigerator (2025-07-01),

8. 12344809 - Working fluid, freezer, and freezer oil (2025-07-01),

9. 12338958 - Gas filling device (2025-06-24),

10. 12338408 - Lubricating oil composition (2025-06-24),

11. 12331415 - Organic hydride generation system, control device for organic hydride generation system, and control method for organic hydride generation system (2025-06-17),

12. 12331262 - Lubricating oil composition for internal combustion engine (2025-06-17),

13. 12331013 - Production method for indan and hydrindane (2025-06-17),

14. 12297551 - Organic hydride production device and method for reusing dragged water (2025-05-13),

15. 12297402 - Base oil for refrigerator oil, refrigerator oil, and working fluid composition for refrigerator (2025-05-13),

ENEOS Corporation is a leading energy company in Japan providing a wide range of products and services including petroleum refining, fuel retail, and lubricants. With a strong commitment to innovation, ENEOS aims to contribute to a sustainable future through the development of advanced technologies and renewable energy solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

135 Patents

#399 in Tokyo

#894 in Japan

#5,818 in the World

Eneos Corporation

Forward Citations = 61

221 inventors:

Hidetoshi Ogata (28 out of 30 patents)

Yohei Shono (20 out of 22 patents)

Fumiyuki Nara (13 out of 16 patents)

4. Yuya Mizutani (11 out of 13 patents)

5. Tatsuki Nakajima (11 out of 11 patents)

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