This inventor holds 33 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: Kabushiki Kaisha Toshiba, Fuji Electric Co., Ltd., Ebara Corporation. Active years: 1992-2022.
Location History:
- Yokohama, JP (1992 - 2008)
- Akishima, JP (2010 - 2014)
- Hino, JP (2017)
- Hachioji, JP (2014 - 2018)
- Tokyo, JP (2013 - 2022)
Company Filing History:
20 out of 53,211 
6 out of 4,826 
3 out of 2,571 
Years Active: 1992-2022
Areas of Expertise:
Title: **Koji Maruyama: Innovator in Rotor Blade Technology**
Introduction
Koji Maruyama, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of engineering, particularly in rotor blade technology. With a remarkable portfolio of 33 patents, Maruyama's innovations are pivotal in advancing manufacturing processes and substrate cleaning technologies.
Latest Patents
Among his latest patents, two stand out for their technical ingenuity. The "Method for Grinding Tip of Rotor Blade" introduces a jig system that ensures precise grinding of blade cascades in a blisk. This jig uses a damping member, made from rubber or similar materials, to lock the blades securely during the grinding process, yielding high-quality results. The second innovation, related to substrate cleaning, involves a comprehensive setup comprising a substrate holding unit and two cleaning units. This system enhances the cleaning process by ensuring that when one cleaning member operates, the other remains positioned away from the substrate, optimizing efficiency and effectiveness in manufacturing cleaned substrates.
Career Highlights
Throughout his career, Maruyama has been affiliated with renowned companies such as Kabushiki Kaisha Toshiba and Fuji Electric Co., Ltd. His work at these firms has led to groundbreaking advancements in technology and has improved production methodologies in various industries.
Collaborations
Maruyama has collaborated with distinguished coworkers, including Hideo Ando and Yoshiyuki Ishizawa. These partnerships have fostered an environment of innovation, allowing for the sharing of ideas and expertise that have propelled their projects to success.
Conclusion
Koji Maruyama continues to be a significant force in the realm of invention and innovation. His patents reflect his dedication to improving technology in rotor blade manufacturing and substrate cleaning processes. As he advances his work and collaborations, Maruyama remains an inspiring figure in the engineering community.