Shigeaki Shimizu

Title: Shigeaki Shimizu: Innovator in Electrolytic Capacitor Technology

Introduction

Shigeaki Shimizu is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electrolytic capacitors, holding a total of 4 patents. His innovative methods have advanced the technology used in capacitor production, particularly with aluminum-titanium alloys.

Latest Patents

Shimizu's latest patents include a method of producing an electrolytic capacitor with an aluminum-titanium anode body. This solid electrolytic capacitor is created by press-molding aluminum and titanium powders into a body, which is then heated to form a porous Al-Ti alloy with an oxide layer. The body is subsequently heated in an oxygen-rich atmosphere, allowing for the formation of a manganese dioxide layer and a cathode electrode layer. Another patent focuses on producing a porous body for an electrolytic capacitor, which involves embedding a nitrogenized titanium wire into a press-molded body of aluminum and titanium powders. This method ensures excellent LC characteristics and eliminates bent lead wires in the aluminum-titanium electrolytic capacitor.

Career Highlights

Shimizu has worked with prominent companies such as NEC Corporation and Nippon Electric Co., Ltd. His experience in these organizations has contributed to his expertise in capacitor technology and innovation.

Collaborations

Throughout his career, Shimizu has collaborated with notable individuals, including Yoshimi Kubo and Tetsuo Suzuki. These partnerships have likely fostered a creative environment that has led to advancements in his field.

Conclusion

Shigeaki Shimizu's contributions to the development of electrolytic capacitors highlight his innovative spirit and technical expertise. His patents reflect a commitment to advancing technology in this essential area of electronics.