Shigeo Yamada

Title: Shigeo Yamada: Innovator in Electrochemical Machining

Introduction

Shigeo Yamada is a prominent inventor based in Aichi, Japan. He has made significant contributions to the field of electrochemical machining, holding a total of 11 patents. His innovative approaches have advanced the technology used in machining processes.

Latest Patents

Yamada's latest patents include an electrochemical machining process and equipment. This method involves using an electrochemical machining device that features a tool electrode positioned opposite a workpiece across a predetermined machining gap. The device supplies a pulse current to the machining gap via an electrolyte. The process includes determining a specific pulse current with a pulse width of about 10-50 milliseconds, selecting multiple partial pulse currents, and calculating rest periods to enhance machining efficiency. Additionally, he has developed an electrospark machining control device that incorporates a position control servo system, which improves the precision of electrode positioning during machining.

Career Highlights

Throughout his career, Shigeo Yamada has worked with notable companies such as Mitsubishi Electric Corporation and Mitsubishi Denki K.K. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the machining industry.

Collaborations

Yamada has collaborated with several professionals in his field, including Tamio Takawashi and Toshimitsu Sakakibara. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Shigeo Yamada's contributions to electrochemical machining have established him as a key figure in the industry. His innovative patents and collaborations reflect his commitment to advancing machining technology.