Company Filing History:
Years Active: 1991
Title: Innovations of Yoshio Umedu
Introduction
Yoshio Umedu is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of engineering, particularly in the development of small stepping motors. His innovative designs have paved the way for advancements in various applications.
Latest Patents
Yoshio Umedu holds a patent for a small stepping motor. This motor features a rotor comprised of a rotatably mounted and radially magnetized permanent magnet with multiple magnetic poles. The stator has several magnetic pole portions positioned to face the rotor, along with a coil wound around the stator. Additionally, a driving circuit controls the exciting current supplied to the coil. A leakage flux converging member is strategically placed near the stator to ensure that leakage magnetic flux from the stator or coil is effectively converged and passes through the stator.
Career Highlights
Umedu has been associated with Seikosha Co., Ltd., where he has utilized his expertise to enhance the company's technological offerings. His work has been instrumental in advancing the capabilities of stepping motors, which are widely used in various electronic devices.
Collaborations
Yoshio Umedu has collaborated with notable coworkers, including Shigeru Tagami and Katsuhito Niwa. Their combined efforts have contributed to the successful development of innovative technologies within their field.
Conclusion
Yoshio Umedu's contributions to the invention of small stepping motors highlight his role as a significant figure in engineering innovation. His work continues to influence the industry and inspire future advancements.