Company Filing History:
Years Active: 2013
Title: Kageyama Takeo: Innovator in Vertical-Cavity Surface Emitting Lasers
Introduction
Kageyama Takeo is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor laser technology. With a total of 2 patents, his work focuses on innovative methods for manufacturing vertical-cavity surface-emitting lasers.
Latest Patents
Kageyama's latest patents include a method of manufacturing a vertical-cavity surface-emitting semiconductor laser element. This method involves a process of wet etching for a part that is oxidized in a layer of AlGaAs. The composition of aluminum is designed to be higher compared to other layers in a distributed Bragg reflector (DBR) mirror. Additionally, a process of filling up is performed using a layer of polyimide. His other patent describes a vertical cavity surface emitting laser element that can suppress dislocation when a DBR mirror is formed on a substrate. The design allows for the average strain in the DBR mirror to be referenced to the curvature of the substrate, with nitrogen composition added to meet specific strain conditions.
Career Highlights
Kageyama Takeo is currently employed at The Furukawa Electric Co., Ltd. His work at this esteemed company has allowed him to push the boundaries of laser technology. His innovative approaches have garnered attention in the semiconductor industry.
Collaborations
Kageyama has collaborated with notable coworkers such as Yasumasa Kawakita and Hitoshi Shimizu. Their combined expertise has contributed to advancements in their field.
Conclusion
Kageyama Takeo's contributions to vertical-cavity surface-emitting lasers highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving semiconductor laser manufacturing processes.