Mitsuyo Maeda

Title: Mitsuyo Maeda: Innovator in Engineering and Materials Science

Introduction

Mitsuyo Maeda is a notable inventor hailing from Sakai, Japan. He has made significant contributions to engineering and materials science, holding a total of 3 patents. His work focuses on enhancing the performance and efficiency of various mechanical systems.

Latest Patents

One of Maeda's latest patents is the "Rotation support structure for dual-bearing reel." This invention includes a reel unit, a spool shaft, and fluid bearings. The spool shaft is positioned on the inner circumferential side of the reel unit and can rotate relative to it. The fluid bearings feature multiple grooves that create a fluid lubricant film between the reel unit and the spool shaft. This rotation support structure is designed for high-speed rotation operations of dual-bearing reels, effectively suppressing any reduction in rotation performance during such operations.

Another significant patent is the "Non-oriented electrical steel sheet and method for producing the same." This steel sheet has a specific chemical composition that includes C: 0.01% or less, Si: 2.5% or less, Mn: 2% or less, and Al: 1 to 5%. With a sheet thickness of 0.1 to 0.4 mm and an average grain diameter of 50 to 180 µm, this steel sheet excels in workability, making it suitable for forming cores for motors. It also boasts lower iron loss and higher magnetic flux density, contributing to improved motor efficiency, particularly in inverter-controlled motors.

Career Highlights

Throughout his career, Maeda has worked with prominent companies such as Sumitomo Metal Industries, Inc. and Shimano Inc. His experience in these organizations has allowed him to develop innovative solutions that address industry challenges.

Collaborations

Maeda has collaborated with notable individuals in his field, including Ichiro Tanaka and Hiroyoshi Yashiki. Their combined expertise has contributed to the advancement of engineering and materials science.

Conclusion

Mitsuyo Maeda's contributions to engineering and materials science through his patents and collaborations highlight his innovative spirit and dedication to improving technology. His work continues to influence the industry and inspire future inventors.