Company Filing History:

5 out of 3,345

At&t Bell Laboratories

patents

3 out of 9,364

Lucent Technologies Inc.

Years Active: 1993-2000

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6044100 - Lateral injection VCSEL (2000-03-28),

2. 5815521 - Semiconductor laser with low beam divergence (1998-09-29),

3. 5559053 - Vertical cavity semiconductor laser (1996-09-24),

4. 5426657 - Article comprising a focusing semiconductor laser (1995-06-20),

5. 5390209 - Article comprising a semiconductor laser that is non-degenerate with (1995-02-14),

6. 5332690 - Method of making an integrated optical package for coupling optical (1994-07-26),

7. 5328854 - Fabrication of electronic devices with an internal window (1994-07-12),

8. 5301201 - Article comprising a tunable semiconductor laser (1994-04-05),

9. 5265177 - Integrated optical package for coupling optical fibers to devices with (1993-11-23),

10. 5216727 - Integrated nonlinear waveguide spectrometer (1993-06-01),

Title: **Innovative Contributions of Daryoosh Vakhshoori**

Introduction

Daryoosh Vakhshoori, an accomplished inventor based in Scotch Plains, NJ, has made significant strides in the field of semiconductor laser technology. With a portfolio of ten patents, his work emphasizes advancements in lateral injection Vertical-Cavity Surface-Emitting Lasers (VCSELs) and semiconductor lasers with low beam divergence.

Latest Patents

Among his latest innovations, Vakhshoori has developed a lateral injection VCSEL that features a unique design. This VCSEL consists of multi-layered mirrors forming an optical cavity resonator, with an active region positioned within the resonator. The innovative current guide directs pump current through an aperture, generating stimulated emission of radiation that propagates along the resonator axis. The inclusion of a lateral injection structure enhances the efficiency of the output signal, which emerges through at least one of the mirrors.

In addition, Vakhshoori has patented a semiconductor laser characterized by low beam divergence. This inventive design incorporates mode-shaping layers within the upper and lower cladding regions, improving the laser's mode structure and reducing beam spreading. Notably, the preferred embodiments focus on Al-free III/V semiconductor lasers, designed for optimal heat removal by avoiding quaternary III/V semiconductor materials in critical zones.

Career Highlights

Daryoosh Vakhshoori's professional journey includes tenure at prestigious organizations such as AT&T Bell Laboratories and Lucent Technologies Inc. His work within these companies has furthered the understanding and capabilities of semiconductor technologies.

Collaborations

Vakhshoori's collaborative efforts have led him to work alongside renowned colleagues like Alfred Yi Cho and Deborah Lee Sivco. Their collective expertise and innovative approaches have played a crucial role in the development of cutting-edge technologies in the semiconductor industry.

Conclusion

Daryoosh Vakhshoori's contributions to the field of semiconductor lasers illustrate his commitment to innovation and excellence. With a substantial number of patents to his name, his work continues to influence advancements in laser technology, paving the way for future explorations and developments in the industry.

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