This inventor holds 2 USPTO granted patents and 3 published patent applications. Top assignees: International Business Machines Corporation, Volantis Semiconductor Inc.. Active years: 2026.
Company Filing History:
1 out of 166,264 
1 out of 4 Years Active: 2026
Title: Ashutosh Rao: Innovator in Optical Waveguide Technology
Introduction
Ashutosh Rao is a notable inventor based in White Plains, NY (US). He has made significant contributions to the field of optical waveguide technology, particularly through his innovative patent.
Latest Patents
Rao holds a patent for an "Embedded SiGe optical waveguide with low defectivity." This invention provides devices and methods of fabrication that facilitate the suppression of embedded SiGe optical waveguides with low defectivity. In one embodiment, the device comprises a substrate with a trench, which includes a base surface and sidewalls. A fully strained silicon-germanium (SiGe) structure is located within the trench, ensuring that the bottom surface of the SiGe structure is in contact with the base surface, while the side surfaces are in contact with the sidewalls. Notably, the SiGe structure is at least twice the critical thickness, enhancing its performance.
Career Highlights
Ashutosh Rao is associated with the International Business Machines Corporation, commonly known as IBM. His work at IBM has allowed him to explore and develop advanced technologies in the field of optical communications.
Collaborations
Rao has collaborated with esteemed colleagues, including Stephen W. Bedell and Abram L. Falk. Their combined expertise has contributed to the advancement of technologies in their respective fields.
Conclusion
Ashutosh Rao's innovative work in optical waveguide technology exemplifies the impact of dedicated inventors in advancing modern technology. His contributions continue to influence the field and inspire future innovations.