Location History:
- Hamura, JP (1995 - 2004)
- Ohme, JP (1993 - 2005)
Company Filing History:
11 out of 42,485 
7 out of 182 
1 out of 87 
Years Active: 1993-2005
Title: Keisuke Funatsu: Innovator in Semiconductor Technology
Introduction
Keisuke Funatsu is a prominent inventor based in Ohme, Japan, known for his significant contributions to semiconductor technology. With a total of 15 patents to his name, he has made remarkable advancements in the field of integrated circuit devices.
Latest Patents
His latest patents include a semiconductor integrated circuit device and a process for fabricating the same. This innovative process involves forming MISFETs over the principal surface in active regions of a substrate, surrounded by inactive regions. The method includes several steps, such as forming masks, etching the substrate, and introducing impurities to create channel stopper regions. Additionally, he has developed a method for manufacturing semiconductor devices that involves the formation of insulating films and hard masks, ensuring precise interconnection patterns.
Career Highlights
Throughout his career, Keisuke Funatsu has worked with notable companies, including Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His experience in these organizations has allowed him to refine his expertise in semiconductor technology and contribute to various innovative projects.
Collaborations
He has collaborated with esteemed colleagues such as Jun Sugiura and Osamu Tsuchiya, further enhancing his work in the semiconductor field.
Conclusion
Keisuke Funatsu's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in integrated circuit devices and manufacturing processes.
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.