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Jgc Corporation

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USPTO Granted Patents = 166

% Expired Patents = 16.3

CIPO Patents = 4

EPO Patents = 17

Trademarks = 5

Forward Citations = 1,269

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404 inventors (with patents filed for the assignee):

Hiroshi Umino (9 out of 11 patents)

Makoto Inomata (9 out of 11 patents)

Kenji Mori (8 out of 72 patents)

4. Hiroaki Hasegawa (7 out of 19 patents)

5. Takeshi Koyama (7 out of 77 patents)

6. Nobuhiro Yamada (7 out of 7 patents)

7. Yasushi Fujimura (6 out of 62 patents)

8. Tsuyoshi Okada (6 out of 23 patents)

9. Takahiro Iijima (5 out of 34 patents)

10. Syuichi Oguro (5 out of 5 patents)

11. Yoshiyuki Watanabe (5 out of 71 patents)

12. Kazunori Suzuki (5 out of 24 patents)

13. Yuzuru Kakutani (5 out of 5 patents)

14. Hiromitsu Shibuya (5 out of 5 patents)

15. Naohiko Kagawa (5 out of 6 patents)

Core Competencies:

Natural Gas Processing

Ammonia Production

Gas Liquefaction

Plant Construction

Fluid Separation

Gas Separation

Energy Supply

Synthesis Gas Production

Carbon Dioxide Recovery

Crystallization Apparatus

Hydrocarbon Gas Treatment

Biomass Upgrading

166 patents: Sort by Forward Citations

1. 12768482 - Branching pipe and method for manufacturing branching pipe (2026-10-20),

2. 12742590 - Liquefied hydrogen production device (2026-09-22),

3. 12626031 - Clustering method (2026-05-12),

4. 12573825 - Equipment module and plant (2026-03-10),

5. 12516486 - Method of constructing foundation for structure body (2026-01-06),

6. 12357856 - Treatment plant and method for designing treatment plant (2025-07-15),

7. 12320145 - Plant construction method (2025-06-03),

8. 12312799 - Module for separate conveyance, structure for plant, and method of constructing structure for plant (2025-05-27),

9. 12209225 - Natural gas pretreatment system and method for pretreating natural gas (2025-01-28),

10. 12205180 - Plant control method, plant control device, program, and plant (2025-01-21),

11. 12158747 - Method of arranging equipment in plant and method of manufacturing plant (2024-12-03),

12. 12152479 - Operation analysis method for production plant (2024-11-26),

13. 12105033 - Inspection system, determination processing apparatus, and inspection method (2024-10-01),

14. 12092395 - Operation analysis method for natural gas plant (2024-09-17),

15. 12064723 - Method for operating adsorption device (2024-08-20),

Company Overview

JGC Corporation, headquartered in Tokyo, specializes in plant engineering with a strong focus on natural gas processing and ammonia production. The company is recognized for its expertise in gas liquefaction, fluid separation, and gas separation technologies, which are essential for energy supply and synthesis gas production. With a commitment to innovation, JGC plays a pivotal role in the development and construction of complex industrial plants, contributing significantly to the energy sector and sustainable practices in Japan and beyond.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

166 Patents

#403 in Tokyo

#799 in Japan

#4,979 in the World

Jgc Corporation

Forward Citations = 1,269

404 inventors:

Hiroshi Umino (9 out of 11 patents)

Makoto Inomata (9 out of 11 patents)

Kenji Mori (8 out of 72 patents)

4. Hiroaki Hasegawa (7 out of 19 patents)

5. Takeshi Koyama (7 out of 77 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Jgc Corporation. Retrieved from https://idiyas.com/company/jgc

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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