Company Filing History:
4 out of 248 
3 out of 42,496 
1 out of 2,874 
Years Active: 1999-2018
Title: **Yasunaga Hamada: An Innovator in Rotating Electrical Machines and Fluid Mixing Technology**
Introduction
Yasunaga Hamada, an accomplished inventor based in Hitachinaka, Japan, has made significant contributions to the fields of rotating electrical machines and fluid mixing apparatus. With a portfolio of 15 patents, Hamada has demonstrated a commitment to innovation, addressing complex engineering challenges with his inventive solutions.
Latest Patents
Among his latest patents is a "Structure for Preventing Scattering of Magnet and Retaining Magnet for Rotating Electrical Machine." This invention addresses the performance degradation issues associated with fixed cylindrical components in rotating electrical machines. By incorporating cutout portions at the opening edge of the magnet cover, Hamada's design allows for the secure fixing of magnets while maintaining optimal machine performance. Additionally, his innovative "Fluid Mixing Apparatus" features a swirl-generating stator that enhances the mixing of fluids by swirling a second fluid into a first fluid along a dedicated flow passage. This design improves the efficiency of fluid mixing processes, showcasing his ability to blend practical engineering with innovative design.
Career Highlights
Hamada has had a fruitful career, contributing to the development of advanced technologies in various engineering spheres. His tenure at Hitachi Car Engineering Co., Ltd. is particularly noteworthy, where he worked on improving the performance and reliability of electrical machines. His inventions are a testament to his technical acumen and his dedication to pushing the boundaries of current engineering practices.
Collaborations
Throughout his career, Hamada has collaborated with notable colleagues such as Yoshio Okamoto and Yoshiyuki Tanabe. These partnerships have further enriched his work, leading to the development of innovative solutions that meet the demands of modern engineering.
Conclusion
Yasunaga Hamada stands out as a prominent inventor whose innovations have substantial implications in the fields of electrical engineering and fluid dynamics. His patents reflect a keen understanding of the intricacies involved in design and functionality, underscoring his status as a leading figure in technological advancement. With a legacy that continues to grow, Hamada’s work serves as an inspiration for future inventors and engineers.