Location History:
- Yokohama, JP (1985 - 1986)
- Kanagawa, JP (1992 - 2008)
Company Filing History:
Years Active: 1985-2008
Title: **The Innovations of Setsuo Usui: Pioneering Semiconductor Technology**
Introduction
Setsuo Usui, a prominent inventor based in Kanagawa, Japan, has significantly contributed to the field of semiconductor technology. With an impressive portfolio of 46 patents, Usui's innovations represent cutting-edge advancements that enhance the performance and reliability of semiconductor devices.
Latest Patents
Among his latest patents, Usui has developed methods related to semiconductor thin films. One notable invention involves a method of fabricating a single crystal thin film. This process includes forming a non-single crystal thin film on an insulating base, followed by a first heat-treatment to create a polycrystalline thin film with aligned grains. A second heat-treatment then results in a single crystal thin film, where the grains bond together, markedly improving device stability. Additionally, laser technology is leveraged to shorten the fabrication time, enhancing efficiency.
Another significant patent pertains to an optical energy conversion apparatus. This apparatus consists of a first impurity-doped semiconductor layer and an optically active layer made from hydrogen-containing amorphous semiconductor material. A second impurity-doped semiconductor layer, exhibiting lower hydrogen concentration, is integrated to increase the overall crystallinity and conversion efficiency of the apparatus by minimizing dangling bonds at the interfaces.
Career Highlights
Setsuo Usui has had a distinguished career, working with notable companies like Sony Corporation and Sony Corporation Research Center. His work in these organizations has allowed him to innovate and refine semiconductor technologies that continue to impact the industry today.
Collaborations
Throughout his career, Usui has collaborated with esteemed colleagues such as Dharam Pal Gosain and Jonathan Westwater. These partnerships have likely fostered a dynamic exchange of ideas and expertise, further enhancing the quality and scope of his inventions.
Conclusion
In summary, Setsuo Usui stands out as a leading figure in semiconductor innovation. His extensive patent portfolio and collaborations with prominent industry players exemplify his extraordinary contributions to science and technology. As the demand for advanced semiconductor solutions continues to grow, Usui's work remains at the forefront, influencing the future of electronic devices and applications.
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.