Location History:
- Chiyoda-ku, JP (2020 - 2023)
- Tokyo, JP (2010 - 2024)
Company Filing History:
23 out of 15,844 
1 out of 1,631 
1 out of 13 
Years Active: 2010-2025
Title: Innovations by Yoshitsugu Sawa in Railway Technology
Introduction
Yoshitsugu Sawa, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of railway technology, holding 24 patents to his name. His inventive spirit is reflected in his latest advancements that focus on enhancing rail safety and operational efficiency.
Latest Patents
Among Yoshitsugu Sawa's recent patents are groundbreaking devices aimed at improving railway safety. The **Rail Breakage Detection Device** is designed to detect any breakage in the rail system. This device incorporates a first core part connected to an impedance bond that electrically connects two rails. It uses coils to generate electromotive forces based on current variations in the cables and employs a CPU to assess the integrity of the rails.
Another notable invention is the **Obstacle Detection Device and Method**, which is crucial for train safety. This device utilizes a sensor to monitor the train's surroundings and create a range image. It integrates map information to correct the train's position accurately, while also determining monitoring conditions to proactively identify potential obstacles on the track.
Career Highlights
Yoshitsugu Sawa has built a reputable career, contributing his expertise in prominent organizations such as Mitsubishi Electric Corporation and Mitsubishi Electric Research Laboratories, Inc. His work has consistently focused on applying innovative technologies to enhance the safety and reliability of rail transportation.
Collaborations
Throughout his career, Sawa has collaborated with other talented individuals in the field, including Wataru Tsujita and Yukio Goto. These collaborations have played a pivotal role in the development of cutting-edge technologies that continue to influence railway systems.
Conclusion
Yoshitsugu Sawa's impressive portfolio of 24 patents showcases his commitment to innovation in railway technology. His contributions not only improve rail system safety but also pave the way for more efficient and reliable transportation networks. As the industry continues to evolve, Sawa's inventions will undoubtedly leave a lasting impact on the future of rail travel.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.