Location History:
- Nirasaki, JP (2007)
- Wappingers Falls, NY (US) (2005 - 2011)
- Hopewell Junction, NY (US) (2009 - 2012)
- Fishkill, NY (US) (2010 - 2012)
- Tokyo, JP (2013)
- Miyagi, JP (2015)
Company Filing History:
Years Active: 2005-2015
Title: The Innovative Mind of Asao Yamashita
Introduction
Asao Yamashita, based in Fishkill, NY, is a prominent inventor known for his contributions to the field of filtration and semiconductor technology. With an impressive portfolio consisting of 22 patents, Yamashita has been at the forefront of developing innovative solutions that address practical challenges in various industries.
Latest Patents
Yamashita's latest inventions include the "Filtration Filter and Production Method Therefor," which features a filtration filter that maintains a stable opening size during operation. This design allows for easy regeneration when clogged, effectively enabling repeated use. The filter comprises a substrate stack with through holes, stoppers for spacing, and pillars made from materials with a higher thermal expansion coefficient than the stoppers. This innovative approach ensures that the filtration surface efficiently traps contaminants within the treated liquid.
Another noteworthy patent is the "Differential Metal Gate Etching Process." This method involves etching a differential metal gate structure on a substrate, which features a metal gate layer of varying thickness. The process utilizes plasma etching techniques, incorporating halogen-containing gas and an additive gas with atomic constituents C, H, and F to achieve precise patterns in the metal gate layer.
Career Highlights
Asao Yamashita has made significant strides in his career, having worked with renowned companies such as Tokyo Electron Limited. His expertise and commitment to innovation have allowed him to develop groundbreaking technologies that enhance efficiency and performance in filtration and semiconductor devices.
Collaborations
Throughout his career, Yamashita has collaborated with talented professionals, including coworkers Merritt Funk and Daniel Joseph Prager. Their joint efforts have contributed to advancements in technology and the development of Yuashita's patented innovations.
Conclusion
Asao Yamashita stands out as an influential inventor whose patents highlight his dedication to solving complex technical challenges. His innovative approaches in filtration and semiconductor technologies continue to impact industries, demonstrating the importance of creativity and collaboration in driving progress.