Location History:
- Sakai, JP (2006 - 2016)
- Osaka, JP (2013 - 2024)
Company Filing History:
10 out of 4,279 
1 out of 13,307 
1 out of 16,453 
Years Active: 2006-2024
Title: Innovations of Hirofumi Higashi: A Renowned Inventor from Sakai, Japan
Introduction
Hirofumi Higashi is an accomplished inventor based in Sakai, Japan, known for his significant contributions to the field of compression technology. With a portfolio of 12 patents, he has established himself as a key figure in the development of innovative solutions for modern engineering challenges.
Latest Patents
Among his latest innovations is a sophisticated compressor design. This compressor comprises a first-stage compression unit that compresses a refrigerant, followed by a second-stage compression unit that further compresses the refrigerant from the first unit. It also features a shaft member connecting both compression units and a cover member that conceals the shaft. The design incorporates a first passage between the compression units and a front chamber connected to an economizer's refrigerant supply. Notably, the second passage employs a structure that directs the refrigerant flow away from the shaft member, enhancing efficiency.
Additionally, Hirofumi's work on a turbo compressor includes a drive support unit that utilizes a bearingless motor. This innovation features a rotor-stator pair designed to rotationally drive a drive shaft while supporting its radial load without contact, indicating a leap forward in turbo compressor technology.
Career Highlights
Hirofumi has worked with leading companies in the industry, including Daikin Industries, Ltd. and Panasonic Intellectual Property Management Co., Ltd. His career has been marked by a commitment to advancing technology through innovative design and engineering solutions.
Collaborations
Throughout his career, Hirofumi has collaborated with talented individuals such as Masanori Masuda and Katsumi Sakitani. Their combined expertise and creativity have undoubtedly contributed to the success of his patent portfolio and innovative projects.
Conclusion
Hirofumi Higashi stands out as a pioneering inventor, driven by a passion for innovation and excellence in engineering. His recent patents in compressor design and turbo compressor technology symbolize his commitment to enhancing industrial efficiency and effectiveness. Through his work, he continues to influence the field and inspire future generations of inventors.