Hidekatsu Tokumaru

Title: Innovations by Hidekatsu Tokumaru

Introduction

Hidekatsu Tokumaru is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of weighing technology. His innovative approach addresses the challenges posed by floor vibrations on weighing machines.

Latest Patents

Tokumaru holds a patent for a method and means for correcting the effects of floor vibrations on weight. This invention involves a weighing machine, such as a combinational weighing machine, equipped with scale cells and dummy cells installed on the same floor. The scale cells output weight signals corresponding to the weights of objects being loaded. The mode of vibrations of the floor is detected from dummy signals from the dummy cells. Vertical displacements of the floor at the positions of the scale cells are calculated, and their effects are eliminated from the weight signals. This innovative method allows for more accurate weight measurements by accounting for the differences in sensitivity among the cells.

Career Highlights

Tokumaru is associated with Ishida Co. Limited, a company known for its advancements in weighing technology. His work has contributed to enhancing the accuracy and reliability of weighing machines in various applications.

Collaborations

He has collaborated with notable coworkers, including Yoshihiro Nakamura and Yukio Wakasa. Their combined expertise has furthered the development of innovative solutions in the field.

Conclusion

Hidekatsu Tokumaru's contributions to weighing technology demonstrate the importance of innovation in addressing practical challenges. His patent reflects a significant advancement in the accuracy of weight measurements, showcasing his role as a key inventor in this field.