Company Filing History:
5 out of 42,485 
3 out of 3,781 
1 out of 61 
Years Active: 1994-2011
Title: Ryuji Shibata: Innovator in Semiconductor Technology
Introduction
Ryuji Shibata is a prominent inventor based in Higashiyamato, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of nine patents. His work focuses on improving the design and fabrication methods of semiconductor integrated circuit devices.
Latest Patents
One of Ryuji Shibata's latest patents is a fabrication method for semiconductor integrated circuit devices. This method allows for electrical testing of devices with test pads positioned at narrow pitches. It involves forming probes in a pyramid or trapezoidal pyramid shape from metal films created by stacking rhodium and nickel films. Additionally, via through-holes are formed in a polyimide film between interconnects and the metal films, ensuring electrical connections. Another notable patent is related to the design of semiconductor integrated circuit devices. This patent describes how design information about circuit cells is organized as objects based on selected purposes. The information is registered in a cell library, allowing for the creation of both substrate potential fixed and variable cells. This innovative approach enables users to select the appropriate cells based on their specific needs.
Career Highlights
Ryuji Shibata has had a distinguished career, working with leading companies in the semiconductor industry. He has been associated with Hitachi, Ltd. and Renesas Technology Corporation, where he has contributed to various advancements in semiconductor technology.
Collaborations
Throughout his career, Ryuji has collaborated with notable colleagues, including Shigeru Shimada and Akira Uchiyama. These collaborations have further enriched his work and contributed to the development of innovative semiconductor solutions.
Conclusion
Ryuji Shibata's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the design and fabrication of integrated circuit devices, showcasing the importance of innovation in technology.
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.