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For the Inventor, By the Inventor

Takasago, Japan

Eiji Akita

This inventor holds 15 USPTO granted patents, plus 1 CIPO patent. Top assignees: Mitsubishi Heavy Industries Limited, Mistubishi Heavy Industries, Ltd.. Active years: 1999-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Akita. Retrieved from https://idiyas.com/inventor/eiji-akita

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

USPTO Granted Patents = 15

% Patents Active = 100.0


Average Co-Inventor Count = 3.7

ph-index = 10

Forward Citations = 421(Granted Patents)


Location History:

  • Hyogo-ken, JP (2000)
  • Hyogo, JP (2005 - 2007)
  • Takasago, JP (1999 - 2009)

Company Filing History:

goldMedal14 out of 4,746 
 
Mitsubishi Heavy Industries Limited
 patents
silverMedal1 out of 2 
 
Mistubishi Heavy Industries, Ltd.
 patents

Years Active: 1999-2009

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15 patents (USPTO):Explore Patents
1. 7481614 - Moving blade and gas turbine using the same (2009-01-27),
2. 7229248 - Blade structure in a gas turbine (2007-06-12),
3. 6887042 - Blade structure in a gas turbine (2005-05-03),
4. 6634175 - Gas turbine and gas turbine combustor (2003-10-21),
5. 6389796 - Gas turbine system and combined plant comprising the same (2002-05-21),
6. 6267583 - Combustor (2001-07-31),
7. 6244039 - Combined cycle plant having a heat exchanger for compressed air (2001-06-12),
8. 6212873 - Gas turbine combined cycle (2001-04-10),
9. 6196799 - Gas turbine moving blade platform (2001-03-06),
10. 6190130 - Gas turbine moving blade platform (2001-02-20),
11. 6152695 - Gas turbine moving blade (2000-11-28),
12. 6099253 - Gas turbine rotor blade (2000-08-08),
13. 6071075 - Cooling structure to cool platform for drive blades of gas turbine (2000-06-06),
14. 6065282 - System for cooling blades in a gas turbine (2000-05-23),
15. 5957657 - Method of forming a cooling air passage in a gas turbine stationary (1999-09-28),

Title: Eiji Akita: Innovator in Gas Turbine Technology

Introduction

Eiji Akita is a prominent inventor based in Takasago, Japan, known for his significant contributions to gas turbine technology. With a total of 15 patents to his name, Akita has made remarkable advancements that enhance the efficiency and performance of gas turbines.

Latest Patents

Among his latest patents, Akita has developed a moving blade and gas turbine that incorporates innovative features to prevent leakage of cooling air. This design includes a seal pin positioned between the shanks of adjacent moving blades, which serves to suppress vibration and improve overall functionality. Another notable patent focuses on the blade structure in a gas turbine, where he has optimized angles and chord lengths to reduce pressure loss and enhance turbine efficiency.

Career Highlights

Eiji Akita has had a distinguished career, working with leading companies such as Mitsubishi Heavy Industries Limited. His expertise in gas turbine technology has positioned him as a key figure in the field, contributing to advancements that have a lasting impact on energy efficiency.

Collaborations

Throughout his career, Akita has collaborated with notable colleagues, including Yasuoki Tomita and Ichiro Fukue. These partnerships have fostered innovation and have been instrumental in the development of cutting-edge technologies in the gas turbine sector.

Conclusion

Eiji Akita's work in gas turbine technology exemplifies the spirit of innovation and dedication to improving energy efficiency. His patents and collaborations reflect a commitment to advancing the field, making him a significant figure in the world of engineering and invention.

Profile summary based on public USPTO records.
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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