Location History:
- Aichi, JP (2018)
- Komaki, JP (2019)
Company Filing History:
3 out of 335 
2 out of 3,322 
Years Active: 2018-2025
Title: Shigehiro Otsubo: Innovator in Railroad Technology
Introduction
Shigehiro Otsubo is a notable inventor based in Komaki, Japan, recognized for his contributions to railroad technology. He holds three patents that showcase his innovative approach to improving the safety and efficiency of railroad systems. His work reflects a deep understanding of the mechanical and material challenges faced in this industry.
Latest Patents
One of Otsubo's latest patents is a rubber bushing for railroad trucks. This invention features a novel structure that enhances flame resistance to externally applied fire without significantly degrading the essential properties required for vibrational and load inputs. The design includes a shaft-like inner member and an outer member, linked by a rubber elastic body, with a cover part that protects the exposed end surface of the rubber elastic body.
Another significant patent is a load measuring device for railcar bogies. This device incorporates a vibration-proof rubber situated between an axle box and a bogie frame. It features a vertical load fluctuation sensor that deforms in conjunction with the elastic deformation of the vibration-proof rubber, allowing for accurate measurement of load fluctuations. The sensor's electric output changes based on the deformation, providing valuable data for railcar performance.
Career Highlights
Throughout his career, Shigehiro Otsubo has worked with prominent companies such as Sumitomo Riko Company Limited and Kawasaki Jukogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in developing innovative solutions for the railroad industry.
Collaborations
Otsubo has collaborated with notable coworkers, including Takehiro Nishimura and Shunichi Nakao. Their combined efforts have led to advancements in railroad technology and improved safety measures.
Conclusion
Shigehiro Otsubo's innovative patents and career achievements highlight his significant contributions to the railroad industry. His work continues to influence the development of safer and more efficient railroad systems.
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.