Hiroshi Kumagai

Title: Hiroshi Kumagai: Innovator in Robotics and Calibration Technologies

Introduction

Hiroshi Kumagai is a prominent inventor based in Wako, Japan, known for his significant contributions to robotics and calibration technologies. With a total of 15 patents to his name, Kumagai has made remarkable advancements in the field, particularly in the development of robotic systems and calibration methods.

Latest Patents

Kumagai's latest patents include a robot system, a method for controlling robots, a robot controller, and a non-transitory computer-readable storage medium. The robot system he developed comprises a robot equipped with an end effector, a vision sensor, a target position generation circuit, an estimation circuit, and a control circuit. This innovative system allows the robot to work on a workpiece that is movable relative to the end effector. The vision sensor captures images of the workpiece, enabling the target position generation circuit to create a target position for the end effector at each generation interval. Additionally, the estimation circuit estimates changes in the relative position, while the control circuit directs the robot's movements based on the target position and the estimated change.

Another notable patent involves a calibrating method and calibration apparatus. This method includes controlling a laser radiator to project calibration laser light onto an object, creating a pattern in a laser coordinate system. A camera captures images of the light points projected on the object's surface in two different positions, allowing for the calculation of the positional relationship between the laser coordinate system and the camera coordinate system based on the three-dimensional positions of the light points.

Career Highlights

Throughout his career, Kumagai has worked with esteemed companies such as Riken Corporation and Ricoh Company, Ltd. His experience in these organizations has contributed to his expertise in robotics and calibration technologies.

Collaborations

Kumagai has collaborated with notable coworkers, including Katsumi Midorikawa and Yasufumi Yamada, further enhancing his innovative work in the field.

Conclusion

Hiroshi Kumagai's contributions to robotics and calibration technologies have established him as a leading inventor in his field. His innovative patents and collaborations reflect his commitment to advancing technology and improving robotic systems.