Location History:
- Shimoinayoshi, JP (1980 - 1982)
- Ibaraki, JP (1984 - 1993)
- Ibaraki-ken, JP (2001)
- Kasumigaura, JP (2011 - 2014)
Company Filing History:
10 out of 42,517 
2 out of 152 
1 out of 48 Years Active: 1980-2014
Title: The Innovative Journey of Eiji Sato
Introduction
Eiji Sato is a distinguished inventor based in Ibaraki, Japan, known for his exceptional contributions to the field of engineering. With a total of 11 patents to his name, Sato has made significant advancements in the design and functionality of various mechanical systems, particularly in the realm of compressors and pumps.
Latest Patents
Sato's innovative work is exemplified in two of his latest patents. The first is a **Scroll Compressor with Oil Supply Across a Sealing Part**. This invention significantly enhances the performance of scroll compressors by precisely controlling the amount of lubricant oil supplied across a range of operational speeds. The design incorporates an oil supply unit with a small hole and a groove formed on the end plate of the boss portion on the back side of the orbiting scroll, ensuring efficient lubricant distribution during operation.
The second patent is the **Motor-Mounted Internal Gear Pump and Manufacturing Method Thereof, and Electronic Equipment**. This invention maintains the compactness and cost-effectiveness of motor-mounted internal gear pumps while enhancing reliability. The design features an inner rotor, outer rotor, pump casing, and an internal shaft, ensuring optimal performance and ease of manufacture.
Career Highlights
Throughout his career, Eiji Sato has been associated with prestigious companies, including Hitachi, Ltd. and Hitachi Automotive Engineering Co., Ltd. His work at these organizations has allowed him to spearhead projects that have resulted in groundbreaking patents and noteworthy advancements in engineering technologies.
Collaborations
Sato’s innovative journey has been enriched by collaborations with notable individuals in the industry. He has worked closely with coworkers such as Nobukatsu Arai and Kenji Tojo, leveraging their expertise to foster an environment of creativity and ingenuity.
Conclusion
Eiji Sato’s contributions to the field of invention are commendable, characterized by his unique approach to problem-solving and innovation. His patents reflect a commitment to enhancing technology and engineering practices, positioning him as a key figure in modern mechanical engineering. As he continues his work, the impact of his inventions is sure to resonate within the industry for years to come.