Company Filing History:
Years Active: 2023
Title: Innovations by Katsumi Sumida in Extrusion Technology
Introduction
Katsumi Sumida is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of extrusion technology, particularly with his innovative designs and methods. His work has been recognized for its potential to improve manufacturing processes and material handling.
Latest Patents
Katsumi Sumida holds a patent for a twin-screw extruder, gear box, and method for extrusion. This twin-screw extruder is designed to operate with screws that have different rotational speeds, which is crucial for the effective treatment of raw materials. The design minimizes the degradation of raw materials during processing. The extruder features two screws that run parallel to each other, with each screw consisting of a cylindrical upstream screw and a downstream screw. The upstream screw has a shaft hole that extends in the longitudinal direction, while the downstream screw includes a large diameter portion and a small diameter shaft portion. This innovative design allows for independent rotation of the upstream and downstream screws, enhancing the efficiency of the extrusion process.
Career Highlights
Katsumi Sumida is associated with The Japan Steel Works, Ltd., where he has been instrumental in advancing extrusion technology. His work has not only contributed to the company's reputation but has also set new standards in the industry. His patent reflects his commitment to innovation and excellence in engineering.
Collaborations
Katsumi has collaborated with notable colleagues such as Kazutoshi Izumiya and Yoshitaka Kimura. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge technologies in the field of extrusion.
Conclusion
Katsumi Sumida's contributions to the field of extrusion technology exemplify the impact of innovative thinking in engineering. His patent for the twin-screw extruder showcases his ability to address industry challenges effectively. Through his work, he continues to influence the future of manufacturing processes.