Location History:
- Sendai, JP (2002 - 2004)
- Senda, JP (2009)
- Sunto-gun, JP (2010)
- Shizuoka, JP (2007 - 2013)
- Numazu, JP (2007 - 2014)
Company Filing History:
15 out of 334 
1 out of 929 Years Active: 2002-2014
Title: **The Innovative Journey of Shoichiro Usui**
Introduction
Shoichiro Usui, an accomplished inventor hailing from Numazu, Japan, has made significant contributions to the field of engineering with a focus on fuel injection technology. With a portfolio of 15 patents, Usui's innovative approaches have enhanced the performance and reliability of steel components used in high-pressure direct-injection internal combustion engines.
Latest Patents
Among his notable inventions, Usui's latest patents stand out in the manufacturing of specialized steel pipes and fuel rails. One of his innovative designs includes a **manufacturing method for a steel pipe for fuel injection pipes**, which ensures a prolonged fatigue life and high reliability. This steel pipe is crafted to withstand a high critical internal pressure, vital for preventing fatigue fractures while maintaining superior material strength. Key compositional elements of the pipe include carbon, silicon, and manganese, ensuring its durability and effectiveness.
Another critical patent is for a **fuel rail for high-pressure direct-injection internal combustion engines**. This invention features an injector holder and fastening bracket that guarantee positional accuracy, enhancing the sealing property during operation. The components are expertly joined by brazing, followed by precision cutting or burnishing, to ensure optimal performance.
Career Highlights
Usui’s professional journey includes pivotal roles at reputable companies. He worked with **Usui Kokusai Sangyo Kaisha Limited** and **Sumitomo Metal Industries, Inc.**, where he honed his skills and contributed to innovative projects that advanced technologies in fuel injection systems. His dedication and expertise in engineering principles have positioned him as a leading inventor in the automotive sector.
Collaborations
Throughout his career, Shoichiro Usui has collaborated with notable colleagues, including Koichi Hayashi and Kikuo Asada. These partnerships have fostered a collaborative environment that emphasizes innovation and creativity in engineering solutions.
Conclusion
Shoichiro Usui's extensive body of work and his commitment to innovation have greatly impacted the field of fuel injection technology. With a total of 15 patents, his contributions continue to drive advancements in the automotive industry, ensuring more reliable and efficient engine performance. As technology evolves, Usui’s inventions exemplify the importance of persistent innovation and collaboration in engineering.
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.