Location History:
- Kokubunji, JP (1986)
- Nishitama, JP (1990)
- Tokyo, JP (1986 - 1997)
- Hinode, JP (1991 - 1998)
- Yatsuo-machi, JP (1998)
- Hinode-machi, JP (1996 - 2005)
Company Filing History:
19 out of 42,485 
8 out of 182 
1 out of 87 Years Active: 1986-2005
Title: Osamu Kasahara: A Pioneer in Semiconductor Technology
Introduction
Osamu Kasahara, a prominent inventor based in Hinode-machi, Japan, has made significant contributions to the field of semiconductor technology with an impressive portfolio of 22 patents. His innovative work has played a crucial role in advancing integrated circuit devices, particularly those utilizing MISFET technology.
Latest Patents
Among his most recent inventions are two notable patents focused on semiconductor integrated circuit devices and their fabrication processes. The first patent describes a process for forming MISFETs over the principal surface in active regions of a substrate, surrounded by inactive regions characterized by element separating insulating films and channel stopper regions. This meticulous process involves creating a first mask and a second mask to etch and oxidize the substrate appropriately, ensuring high precision in semiconductor fabrication. The second patent further enhances this process with a unique design featuring a first wiring strip exposed through a connecting hole, a transition-metal film within that hole, and an aluminum wiring strip above it. This innovation promises to improve performance and minimize defects in semiconductor devices.
Career Highlights
Osamu Kasahara has contributed his expertise to well-known companies, including Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His work at these organizations has helped push the boundaries of technology in semiconductor devices, enhancing their functionality and reliability in various applications.
Collaborations
Throughout his career, Osamu has collaborated with esteemed professionals such as Hiromichi Enami and Tsuyoshi Tamaru. These partnerships have fostered an environment of innovation and knowledge sharing, driving the development of complex semiconductor technologies.
Conclusion
Osamu Kasahara's groundbreaking patents and collaborations have established him as a key figure in the semiconductor industry. His dedication to innovation continues to inspire advancements that shape the future of technology. As the industry evolves, his contributions will undoubtedly be recognized as foundational elements of modern electronic 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.