Akira Arai

This inventor holds 16 USPTO granted patents, primarily in Gas Turbine Technology. Top assignees: Hitachi, Ltd., Shin Meiwa Industry Co., Ltd.. Active years: 1979-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Arai. Retrieved from https://idiyas.com/inventor/akira-arai-lygamje4

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

Calculating rank

USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 6.1

ph-index = 13

Forward Citations = 411(Granted Patents)

Location History:

Sakuramura, JP (1979)
Sakuramurayoko, JP (1984)
Shimizu, JP (1981 - 1985)
Ibaraki, JP (1979 - 1990)
Tsukuba, JP (1989 - 1992)

Company Filing History:

Shin Meiwa Industry Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1979-1992

Loading Chart...

Areas of Expertise:

Gas Turbine Combustor

Internal Combustion Engine

Torque Controller

Gaseous Fuel

Heat Exchanger

Refrigerating Apparatus

Blower

Fluid Transfer

Screw Fluid Machine

Cross-Fin Tube

Heat Transfer Tubes

Motor-Driven Compressor

16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5127229 - Gas turbine combustor (1992-07-07),

2. 5054280 - Gas turbine combustor and method of running the same (1991-10-08),

3. 4993222 - Method for burning gaseous fuel, wherein fuel composition varies (1991-02-19),

4. 4977508 - Internal combustion engine equipped with a torque controller (1990-12-11),

5. 4890453 - Method and apparatus for burning gaseous fuel, wherein fuel composition (1990-01-02),

6. 4822250 - Apparatus for transferring small amount of fluid (1989-04-18),

7. 4808084 - Apparatus for transferring small amount of fluid (1989-02-28),

8. 4726738 - Motor-driven compressor provided with torque control device (1988-02-23),

9. 4503907 - Heat exchanger coated with aqueous coating composition (1985-03-12),

10. 4474026 - Refrigerating apparatus (1984-10-02),

11. 4435962 - Refrigerating apparatus (1984-03-13),

12. 4432694 - Blower (1984-02-21),

13. 4365667 - Heat exchanger (1982-12-28),

14. 4300629 - Cross-fin tube type heat exchanger (1981-11-17),

15. 4175416 - Apparatus for manufacturing heat transfer tubes (1979-11-27),

Title: The Innovative Contributions of Akira Arai in Gas Turbine Technology.

Introduction

Akira Arai, a prominent inventor based in Tsukuba, Japan, has made significant strides in the field of gas turbine technology. With a remarkable portfolio of 16 patents, Arai's work focuses on improving the efficiency and functionality of gas turbine combustors.

Latest Patents

Among his latest innovations is a gas turbine combustor that features a first-stage combustion chamber designed as a premix chamber for a second-stage combustion chamber. This patented design includes an auxiliary burner in the first-stage combustion chamber, which facilitates combustion and flame retention when fired, while also allowing for flame transfer to the second-stage combustion chamber when extinguished. In addition, Arai has developed a method of operating the gas turbine combustor that involves preparing the auxiliary burner and utilizing it effectively between the stages of combustion.

Career Highlights

Akira Arai's career has been marked by his affiliations with notable companies in the engineering sector, including Hitachi, Ltd. and Shin Meiwa Industry Co., Ltd. His innovative contributions in these roles have led to enhanced technologies in gas turbine systems.

Collaborations

Throughout his career, Arai has collaborated with talented coworkers such as Takao Senshu and Toshio Hatada. These partnerships have been instrumental in driving forward his innovative ideas and refining his inventions within the industry.

Conclusion

With a strong background in engineering and a dedication to innovation, Akira Arai continues to be a leading figure in the development of advanced gas turbine technologies. His plethora of patents not only showcases his expertise but also his commitment to improving efficiency in energy systems.

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]