This inventor holds 5 USPTO granted patents. Top assignees: University of California, Avalon Photonics Ag. Active years: 2003-2005.
Location History:
- Acsch Bei Birmensdorf, CH (2004)
- Aesch Bei Birmensdorf, CH (2003 - 2005)
Company Filing History:
Years Active: 2003-2005
Title: Guilhem Almuneau: Innovator in Vertical-Cavity Surface-Emitting Lasers
Introduction
Guilhem Almuneau is a prominent inventor based in Aesch, Switzerland. He has made significant contributions to the field of vertical-cavity surface-emitting lasers (VCSELs). With a total of 5 patents to his name, Almuneau's work has advanced the efficiency and functionality of laser technology.
Latest Patents
One of his latest patents is a method for aperturing vertical-cavity surface-emitting lasers (VCSELs). This innovative method aims to increase the external quantum efficiency and decrease the threshold current. It involves an etching mixture that is applied to the active region of the VCSEL, designed to selectively etch the active region at a rate substantially faster than the etch rate of at least one of the multiple distributed Bragg reflectors (DBRs) associated with the VCSEL. Another notable patent is for distributed Bragg reflectors incorporating antimony material for long-wavelength vertical cavity surface-emitting lasers. This patent describes a DBR for a VCSEL that includes a semiconductor material system with aluminum, gallium, arsenic, and antimony. The use of antimony in the DBR structure allows current to be pumped through the DBRs into an active region, enabling long-wavelength, continuous wave operation of the VCSEL.
Career Highlights
Throughout his career, Almuneau has worked with esteemed institutions such as the University of California and Avalon Photonics AG. His expertise in laser technology has positioned him as a key figure in the development of advanced laser systems.
Collaborations
Almuneau has collaborated with notable professionals in the field, including Larry Allen Coldren and Eric M. Hall. These collaborations have further enriched his contributions to laser technology.
Conclusion
Guilhem Almuneau's innovative work in the field of vertical-cavity surface-emitting lasers has made a lasting impact on the industry. His patents reflect a commitment to enhancing laser efficiency and functionality.