Location History:
- Matsudo, JP (1979 - 1980)
- Nishi-2, Matsudo-shi, Chiba-ken, JP (1980)
- Cincinnati, OH (US) (1976 - 1981)
- Higashi-Nada, Kobe, Hyogo, JP (1996)
- Toyoake, JP (2006)
- Yokkaichi, JP (2000 - 2012)
- Asago, JP (2014 - 2016)
- Toyota, JP (2022)
Company Filing History:
12 out of 19,748 
5 out of 36,713 
4 out of 5 Years Active: 1976-2025
Title: **Akira Fujii: Innovator in Vane Pump Technology**
Introduction
Akira Fujii, a prolific inventor located in Yokkaichi, Japan, has made significant contributions to the field of pump technology. With a remarkable tally of 24 patents, Fujii has established himself as a pivotal figure in innovative engineering solutions. His advancements primarily focus on vane pumps, which are crucial in various industrial applications.
Latest Patents
Among his latest inventions are two significant patents for a vane pump, which includes a pressure relief groove. The first patent describes a vane pump that consists of a housing with a peripheral wall portion, a bottom wall portion, and a pump chamber. It features a rotor that can rotate within the chamber, along with a vane that is slideable in the radial direction concerning the rotor, thus partitioning the pump chamber into working chambers. Additionally, a reed valve opens and closes a discharge hole on the bottom wall. The innovative aspect features a pressure relief groove that facilitates communication between working chambers, optimizing pump performance.
The second patent also revolves around a similar vane pump design. Here, the reference position is defined where the direction of the sliding vane changes from outward to inward. A crucial component remains the pressure relief groove, allowing communication between working chambers when the vane overlaps it, enhancing efficiency during operation.
Career Highlights
Fujii's career is marked by his tenure at major automotive companies, including Denso Corporation and Toyota Jidosha Kabushiki Kaisha. His work at these prestigious organizations embodies a blend of practical engineering and innovative spirit, which he reflects in his patent filings.
Collaborations
Fujii has not worked alone in his endeavors; he has collaborated with esteemed colleagues such as Eturo Yasuda and Elton S. Cook. These partnerships have fostered an environment of creativity and innovation, leading to numerous advancements in pump technology.
Conclusion
Akira Fujii stands as a testament to the power of innovation in engineering. With 24 patents to his name and a profound impact on the design and functionality of vane pumps, his work continues to inspire future advancements in fluid dynamics. Through both his creativity and collaboration with industry leaders, Fujii plays a vital role in shaping the future of pump technology.