Company Filing History:
6 out of 52,766 
2 out of 2,916 
Years Active: 1984-1989
Title: Shigemi Nagatomo: Innovator in Scroll Technology
Introduction
Shigemi Nagatomo is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of scroll technology, holding a total of 8 patents. His innovative designs have advanced the efficiency and functionality of various devices.
Latest Patents
Nagatomo's latest patents include a scroll member for use in a positive displacement device. This invention features a metallic end plate with a spiroidal groove and a through-hole that communicates with the groove. A resin wrap is joined to the groove, formed by injection molding, which enhances the device's performance. Another notable patent is for a scroll compressor that controls lubricant flow. This design allows lubricating oil to pass easily between the higher and lower pressure sides of the compressor, improving both sealing and lubrication between the scroll members.
Career Highlights
Throughout his career, Nagatomo has worked with esteemed companies such as Kabushiki Kaisha Toshiba and Tokyo Shibaura Denki Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Nagatomo has collaborated with notable coworkers, including Hirotsugu Sakata and Makoto Hayano. Their teamwork has fostered a creative environment that has led to groundbreaking advancements in their field.
Conclusion
Shigemi Nagatomo's contributions to scroll technology and his impressive portfolio of patents highlight his role as a leading inventor. His work continues to influence the industry and inspire future innovations.