This inventor holds 2 USPTO granted patents. Top assignee: Arizona State University. Active years: 2003-2005.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Singapore, SG (2003)
- Tempe, AZ (US) (2005)
Company Filing History:
Years Active: 2003-2005
Title: The Innovations of Philip Dowd
Introduction
Philip Dowd is an accomplished inventor based in Tempe, AZ (US). He has made significant contributions to the field of optoelectronics, particularly through his innovative patents. With a total of 2 patents, Dowd's work focuses on enhancing light-processing devices, which are crucial for telecommunications applications.
Latest Patents
Dowd's latest patents include "Long wavelength pseudomorphic InGaNPAsSb type-I and type-II active layers for the GaAs material system." This invention discloses improved structures for light-emitting and light-absorbing devices, specifically Vertical Cavity Surface Emitting Lasers (VCSELs). These devices are designed to operate efficiently with light wavelengths ranging from 1.0 to 1.6 µm. The active region structure combines strain-compensating barriers with different band alignments in the quantum wells, achieving a long emission wavelength while minimizing strain.
Another notable patent is for "Compound semiconductor structures for optoelectronic devices." This patent describes a compound semiconductor device that includes a substrate and an active region with at least two different pseudomorphic layers. The first layer comprises InGaPAsSb, while the second layer consists of GaAsSb. The design aims to optimize the performance of optoelectronic devices by utilizing specific material compositions and structures.
Career Highlights
Philip Dowd is affiliated with Arizona State University, where he contributes to research and development in the field of optoelectronics. His work has garnered attention for its potential applications in telecommunications and other light-processing technologies.
Collaborations
Dowd has collaborated with notable colleagues, including Yong-Hang Zhang and Wolfgang Braun. Their combined expertise has further advanced the research and development of innovative optoelectronic devices.
Conclusion
Philip Dowd's contributions to the field of optoelectronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in light-processing technologies, making a lasting impact on telecommunications applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile