This inventor holds 29 USPTO granted patents and 3 published patent applications and 1 EPO patent, primarily in Diamond Semiconductor Technology. Top assignees: Kobe Steel USA, Inc., Kobe Development Corp., Lsi Corporation. Active years: 1992-2015.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Raleigh, NC (US) (1996)
- Durham, NC (US) (1998)
- Clinton, NJ (US) (2012 - 2014)
- Allentown, PA (US) (2014)
- Cary, NC (US) (1992 - 2015)
Company Filing History:
19 out of 37 
3 out of 4 
3 out of 2,353 
Years Active: 1992-2015
Areas of Expertise:
Title: David L Dreifus: Innovator in Semiconductor Technologies
Introduction
David L Dreifus, based in Cary, NC, has made significant contributions to the field of semiconductor technology, holding a remarkable 24 patents to his name. His innovative spirit and dedication to advancing technology have positioned him as a key figure in the industry.
Latest Patents
Among his recent inventions, one standout is the "Semiconductor optical emitting device with metallized sidewalls." This invention details a semiconductor optical emitting device that includes an at least partially transparent substrate, an active semiconductor structure, a dielectric layer, and a metal layer. The unique design features tapered sidewalls in the active semiconductor structure that enhance the overall performance of the device.
Another notable patent focuses on "Surface acoustic wave and bulk acoustic wave devices using a substrate." This device features a diamond or quartz substrate, serving as the wave propagation layer, along with a piezoelectric layer and interdigitated electrodes strategically placed for optimal functionality.
Career Highlights
David has had a dynamic career that includes invaluable experience at Kobe Steel USA, Inc. and Kobe Development Corporation. His work at these companies helped him refine his skills and expand his knowledge in semiconductor technologies and acoustic wave devices.
Collaborations
Collaboration has been a cornerstone of David Dreifus's journey. He has worked alongside talented individuals such as Brian R Stoner and Michelle L Hartsell, fostering a creative environment that promotes innovation and technological advancement.
Conclusion
David L Dreifus stands out in the landscape of inventors with his extensive patent portfolio and his commitment to developing groundbreaking technologies in the semiconductor field. His work not only reflects his prowess as an innovator but also contributes to the advancement of technology that affects various industries today.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile