Location History:
- Kusatsu, JP (1998 - 2010)
- Shiga, JP (2010 - 2018)
- Osaka, JP (2024)
Company Filing History:
Years Active: 1998-2024
Title: Kiyotaka Nishijima: A Visionary Inventor in Advanced Rotor Technologies
Introduction
Kiyotaka Nishijima, a prominent inventor based in Shiga, Japan, has made significant contributions to the field of engineering with a total of nine patents to his name. His innovative designs, particularly in rotor technology, have the potential to revolutionize various applications in electric machinery.
Latest Patents
Nishijima's latest patents showcase his ingenuity and attention to detail in mechanical engineering. One important patent describes a rotor that includes a rotor core, featuring an outer shape that consists of a first arc portion intersecting a d-axis, a straight line portion intersecting a q-axis, and a curved portion connecting the two. The first arc portion is centered around the axial center, and the curved portion includes a second arc that bulges outward radially, with a smaller radius of curvature compared to the first.
Another significant patent concerns a rotary electric machine that integrates a cylindrical member designed to improve the attachment between the rotor core and a drive shaft, which features a tapered surface for enhanced fitting. This design includes a shaft hole at the center of the rotor core, accommodating a cylindrical member that is fitted into this hole. The drive shaft inserted into the collar is designed to ensure surface contact between the tapered surfaces, enhancing the efficiency and stability of the assembly.
Career Highlights
Kiyotaka Nishijima has worked with reputable companies such as Daikin Industries, Ltd. and Daiken Industries, Ltd. His extensive experience in the industry has provided him the platform to innovate and patent his inventive ideas.
Collaborations
Throughout his career, Nishijima has collaborated with notable colleagues, including Akio Yamagiwa and Keiji Aota. These partnerships have helped him refine his inventions and bring advanced technological solutions to life.
Conclusion
Kiyotaka Nishijima stands out as a skilled inventor with a vision for the future of rotor technologies. His patents not only reflect his technical expertise but also his commitment to advancing the field of engineering. With a promising career ahead, Nishijima continues to inspire and push the boundaries of innovation.