Company Filing History:
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1 out of 149 
1 out of 152 Years Active: 2010
Title: **Tadashi Sato: Innovator in Motor Technology**
Introduction
Tadashi Sato, an esteemed inventor based in Nitta, Japan, has made significant contributions to the field of motor technology. With a remarkable portfolio of two patents, Sato has developed innovative designs that enhance the efficiency and manufacturing process of claw pole type motors.
Latest Patents
Sato's latest inventions include two pivotal patents for multiple phase claw pole type motors. The first patent outlines a motor design that features first and second claw poles, each comprising a radial yoke portion with inner and outer diameters. This unique arrangement allows the pole portions of the first claw pole to mesh effectively with those of the second claw pole. The rotor is positioned on the inner diameter side of the stator core, defining a circumferential gap that facilitates high efficiency while simplifying manufacturing through the compacting of magnetic powder.
The second patent further elaborates on the multiple phase claw pole type motor, detailing the inclusion of several claw poles with magnetic pole surfaces that face a rotor. This design incorporates an annular coil positioned between adjacent claw poles, ensuring optimal performance. The claw poles are also formed from a magnetic compact capable of achieving a DC magnetizing property of 1.7 teslas or more when subjected to a specific magnetic field.
Career Highlights
Tadashi Sato has had a commendable career, showcasing his technical expertise in various esteemed organizations. He has contributed significantly to Hitachi Industrial Equipment Systems Co., Ltd. and Hitachi Powdered Metals Co., Ltd., where he honed his skills and expanded his knowledge in advanced motor technologies.
Collaborations
Throughout his career, Sato has collaborated with talented professionals, including esteemed coworkers such as Yuji Enomoto and Motoya Ito. Their collective efforts in research and development have led to innovative breakthroughs in motor technology, highlighting the importance of teamwork in the field.
Conclusion
Tadashi Sato's contributions to the design and efficiency of claw pole type motors underscore his status as a notable inventor in Japan. His patents reflect a deep understanding of electromagnetic principles and manufacturing processes, propelling advancements in motor technology. As industries continue to evolve, Sato's innovative spirit remains a driving force in the development of energy-efficient solutions.