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For the Inventor, By the Inventor

Tokyo, Japan

Jfe Engineering Corporation

Calculating rank
USPTO Granted Patents = 23

% Expired Patents = 47.8



Forward Citations = 66

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75 inventors (with patents filed for the assignee):

goldMedal Shingo Takao (5 out of 8 patents)

silverMedal Keiji Tomura (4 out of 7 patents)

bronzeMedal Shigeki Fujiwara (3 out of 3 patents)

4.  Masanori Nagafuji (3 out of 3 patents)

5.  Yusuke Shimono (3 out of 3 patents)

6.  Yuichi Takahashi (2 out of 48 patents)

7.  Yukihiko Okamoto (2 out of 2 patents)

8.  Koji Fuchigami (2 out of 2 patents)

9.  Shigenori Matsumoto (2 out of 3 patents)

10.  Hidemasa Ogoshi (2 out of 4 patents)

11.  Ryota Imura (2 out of 2 patents)

12.  Takashi Nakayama (1 out of 43 patents)

13.  Hitoshi Noguchi (1 out of 41 patents)

14.  Takao Kitagawa (1 out of 32 patents)

15.  Hajime Akiyama (1 out of 52 patents)


23 patents:

1. 12606575 - Method for synthesizing zirconium complex (2026-04-21),
2. 12351890 - Method for synthesizing zirconium complex (2025-07-08),
3. 11479421 - Container terminal operation method (2022-10-25),
4. 10669173 - Ballast water treatment device and ballast water treatment method (2020-06-02),
5. 10408811 - Crude oil composition estimation method, absorption process simulation method in absorption and liquefaction system, process simulation method in recovery system, and method of producing absorption and liquefaction system (2019-09-10),
6. 10392283 - Method and apparatus for treating accompanied water from a well (2019-08-27),
7. 10228129 - Waste gasification melting apparatus and waste gasification melting method using the same (2019-03-12),
8. 10052574 - Filtration device and filter element (2018-08-21),
9. 10046253 - Filtration device (2018-08-14),
10. 9869410 - Buckling pattern steel pipe (2018-01-16),
11. 9120032 - Microchip, microchip device, and evaporation operation method using the microchip (2015-09-01),
12. 8419969 - Clathrate hydrate with latent heat storing capability, process for producing the same, and apparatus therefor, latent heat storing medium, and method of increasing amount of latent heat of clathrate hydrate and processing apparatus for increasing amount of latent heat of clathrate hydrate (2013-04-16),
13. 7993544 - Clathrate hydrate with latent heat storing capability, process for producing the same, and apparatus therefor, latent heat storing medium, and method of increasing amount of latent heat of clathrate hydrate and processing apparatus for increasing amount of latent heat of clathrate hydrate (2011-08-09),
14. 7967999 - Heat storage substance, heat storage agent, heat reservoir, heat transport medium, cold insulation agent, cold insulator, melting point control agent for heat storage agent and supercooling preventive agent for heat storage agent (2011-06-28),
15. 7875749 - Clathrate hydrate containing quaternary ammonium salt as guest compound (2011-01-25),
Company Overview
JFE Engineering Corporation, headquartered in Tokyo, specializes in engineering and construction services across various sectors, including infrastructure, environmental solutions, and energy. The company focuses on developing advanced technologies for waste management, water treatment, and renewable energy systems. With a commitment to sustainability, JFE Engineering plays a crucial role in enhancing urban environments and promoting efficient resource utilization, contributing to both local and global development initiatives.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

23 Patents

#1,247 in Tokyo

#2,708 in Japan

#27,736 in the World

Tokyo, JP
Tokyo, Japan

Jfe Engineering Corporation

Forward Citations = 66

75 inventors:

goldMedal Shingo Takao (5 out of 8 patents)

silverMedal Keiji Tomura (4 out of 7 patents)

bronzeMedal Shigeki Fujiwara (3 out of 3 patents)

4.  Masanori Nagafuji (3 out of 3 patents)

5.  Yusuke Shimono (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Jfe Engineering Corporation. Retrieved from https://idiyas.com/company/jfe-engineering

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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