Location History:
- Shimonojo, JP (1984)
- Isesaki, JP (1993)
- Takasaki, JP (1984 - 2000)
Company Filing History:
Years Active: 1984-2000
Title: The Innovative Contributions of Yuji Yoshii
Introduction
Yuji Yoshii is a prominent inventor based in Takasaki, Japan, known for his significant contributions to the field of engineering and technology. With a total of 12 patents to his name, Yoshii has made remarkable advancements, particularly in compressor technology and motor-driven fluid apparatuses.
Latest Patents
One of Yoshii's latest patents is a scroll type compressor that features an abrasion-resistant means between a fixed scroll and a movable scroll. This innovative design allows the movable scroll to be driven by a crank pin that is eccentrically attached to a shaft, which is rotated by an external driving source. The invention includes a surface treatment for abrasion resistance applied to at least one of the end surfaces of the crank pin and the confronting end plate of the movable scroll. Additionally, an abrasion-resistant plate may be interposed between these components to enhance durability. Another notable patent is for a hermetic motor-driven fluid apparatus that boasts an improved electrical insulation structure. This apparatus includes a drive mechanism with a drive shaft connected to the compression mechanism and a motor for rotation. The design features a rotor surrounding the drive shaft and a stator assembly with a small radial air gap, ensuring efficient operation and enhanced insulation.
Career Highlights
Yuji Yoshii has built a successful career at Sanden Corporation, where he has been instrumental in developing innovative technologies. His work has not only contributed to the company's growth but has also advanced the industry standards for compressor and motor technologies.
Collaborations
Throughout his career, Yoshii has collaborated with notable colleagues, including Masaharu Hiraga and Norio Kitano. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.
Conclusion
Yuji Yoshii's contributions to engineering and technology through his patents and collaborations highlight his role as a leading inventor in his field. His innovative designs continue to influence the industry and pave the way for future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.