Location History:
- Yokohama, JA (1977 - 1978)
- Yokohama, JP (1993)
Company Filing History:
2 out of 306 
1 out of 3 
1 out of 4 Years Active: 1977-1993
Title: The Innovative Work of Satoru Kumabe
Introduction
Satoru Kumabe, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of engineering with his innovative designs. With a remarkable portfolio that includes three patents, Kumabe continues to exemplify the spirit of creativity and advancement in technology.
Latest Patents
Among his latest inventions is a unique shear mechanism where upper and lower drums, each equipped with their respective blades, are initially separated by a hydraulic cylinder. This configuration allows the drums to accelerate to a predetermined rotating velocity. Once this speed is achieved, the drums move closer together through the action of the hydraulic cylinder, engaging gears fitted to each drum's shaft. This design ensures a constant gap between the blades, facilitating an efficient cutting process.
Another notable invention is the rolling cut type double side shear, which features an upper side cutting blade and an upper scrap-cutting blade driven by a single crankshaft with three eccentric sections. This innovative approach not only enhances production efficiency but also simplifies the construction, making the shear more compact in size.
Career Highlights
Satoru Kumabe's professional journey includes notable tenure at Ishikawajima-Harima Jukogyo Kabushiki Kaisha, a company renowned for its engineering excellence. His work there has significantly influenced the development of cutting technology, showcasing his proficiency and dedication to innovation.
Collaborations
Kumabe has had the privilege of collaborating with esteemed colleagues such as Hisashi Sato and Shigeki Narishima. These partnerships have undoubtedly enriched his work, leading to advancements that benefit various engineering sectors.
Conclusion
Satoru Kumabe's innovative spirit and dedication to engineering excellence manifest in his patents and collaborations. His contributions not only improve cutting technologies but also inspire future inventors in the field. As he continues to develop new inventions, Kumabe remains a prominent figure in the world of innovation.