Location History:
- San Jose, CA (US) (2004 - 2007)
- Cupertino, CA (US) (2007 - 2013)
Company Filing History:
12 out of 1,075 
10 out of 12,890 
2 out of 5,671 
Years Active: 2004-2013
Title: The Innovative Mind of Hirokazu Tokuno
Introduction
Hirokazu Tokuno, a prolific inventor based in Cupertino, CA, has made significant contributions to the field of semiconductor technology. With a remarkable portfolio of 18 patents, he has consistently pushed the boundaries of innovation in memory device manufacturing.
Latest Patents
One of Tokuno's latest inventions is the "Void Free Interlayer Dielectric." This innovative method of manufacturing a non-volatile memory device involves forming multiple memory cells and depositing a first dielectric layer with a uniform thickness over them. The process is completed by adding a second dielectric layer, which together form an interlayer dielectric that is free of voids, enhancing device performance. Another notable patent is "Gap-Filling with Uniform Properties," which facilitates homogeneous gap-filling during semiconductor fabrication. This method includes depositing a thin dielectric layer into narrow gaps, followed by curing, and repeating this process to completely fill the gaps, ensuring consistency and reliability in device function.
Career Highlights
Throughout his career, Tokuno has worked with prominent companies in the technology sector, including Spansion LLC and Advanced Micro Devices Corporation. His expertise and innovative thinking have been pivotal in advancing the capabilities of semiconductor devices.
Collaborations
In his journey of innovation, Tokuno has collaborated with talented individuals such as Minh Van Ngo and Angela Tai Hui. These partnerships have contributed to the development of cutting-edge technologies that continue to shape the future of the industry.
Conclusion
With his impressive array of patents and commitment to advancing semiconductor technology, Hirokazu Tokuno stands out as a leading inventor in the field. His contributions not only enhance the functionality of electronic devices but also pave the way for further innovations in memory device manufacturing. As technology continues to evolve, Tokuno’s work remains integral to the advancements that lie ahead.