Company Filing History:
1 out of 4 
1 out of 19 Years Active: 2020
Title: Sadanori Nakazawa: Innovator in Overhead Line Technology
Introduction
Sadanori Nakazawa is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of overhead line technology, particularly with his innovative designs aimed at improving the stability and functionality of overhead lines.
Latest Patents
One of Nakazawa's key inventions is the overhead wire damper. This device is designed to suppress the lift force that an overhead line experiences due to wind. The damper features a clamping mechanism that fits onto the outer circumferential surface of the overhead line. It includes a rotary member with a lower part attached to weights and an upper part that is rotatably attached to the clamping mechanism. The clamping mechanism also has a regulation part that controls the rotation range of the rotary member, allowing the weights to rotate within an angle range of ±20 degrees to ±40 degrees in a vertical direction. This innovation is crucial for enhancing the performance and safety of overhead lines.
Career Highlights
Throughout his career, Sadanori Nakazawa has worked with prominent companies in the energy sector. He has been associated with Furukawa Electric Power Systems Co., Ltd. and Tokyo Electric Power Company Holdings, Inc. His work in these organizations has allowed him to develop and refine his inventions, contributing to advancements in electrical infrastructure.
Collaborations
Nakazawa has collaborated with talented individuals in his field, including Ryota Aida and Shuichi Higashida. These partnerships have fostered a creative environment that has led to innovative solutions in overhead line technology.
Conclusion
Sadanori Nakazawa's contributions to overhead line technology through his patent for an overhead wire damper demonstrate his commitment to innovation and safety in electrical systems. His work continues to influence the industry and improve the reliability of overhead lines.