Tokyo, Japan

Yoji Okita

This inventor holds 15 USPTO granted patents and 8 published patent applications, plus 11 CIPO patents and 6 EPO patents. Top assignees: Ihi Corporation, Ishikawajima-Harima Heavy Industries Co., Ltd., Tokyo University of Agriculture and Technology. Active years: 2005-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoji Okita. Retrieved from https://idiyas.com/inventor/yoji-okita

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 = 2.4

ph-index = 4

Forward Citations = 101(Granted Patents)


Location History:

  • Tokorozawa, JP (2005)
  • Tokyo, JP (2006 - 2023)

Company Filing History:


Years Active: 2005-2023

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15 patents (USPTO):Explore Patents

Title: Yoji Okita: Innovator in Gas Turbine Technology

Introduction

Yoji Okita is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of gas turbine technology, holding a total of 15 patents. His innovative designs focus on improving the efficiency and performance of turbine systems.

Latest Patents

Among his latest patents, Okita has developed a film cooling structure and turbine blade for gas turbine engines. The film cooling structure features a wall part that extends both forward and rearward, incorporating a cooling hole with a tubular inner peripheral surface. This design is inclined so that the outlet is positioned rearward of the inlet. The cooling hole includes a throat with a minimum cross-section and a diffuser part that expands as it approaches the outlet. The inner peripheral surface of the cooling hole is designed with a flat portion and a convex portion, which together form the throat. Another patent describes a similar film cooling structure, which includes a straight-tube part and a diffuser part with a semicircular or semi-elliptical channel cross-section. This innovative design enhances the cooling efficiency of gas turbine engines.

Career Highlights

Yoji Okita has worked with notable organizations such as IHI Corporation and Tokyo University of Agriculture and Technology. His experience in these institutions has allowed him to refine his expertise in turbine technology and contribute to advancements in the field.

Collaborations

Throughout his career, Okita has collaborated with esteemed colleagues, including Chiyuki Nakamata and Seiji Kubo. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Yoji Okita's contributions to gas turbine technology through his patents and collaborations highlight his role as a leading inventor in the field. His innovative designs continue to influence advancements in turbine efficiency and performance.

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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