Company Filing History:

11 out of 24,189

Xerox Corporation

patents

1 out of 2,078

Palo Alto Research Center Inc.

patents

Years Active: 1990-2009

Loading Chart...

12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7596161 - Laterally oxidized vertical cavity surface emitting lasers (2009-09-29),

2. 7160749 - Method and structure for eliminating polarization instability in laterally—oxidized VCSELs (2007-01-09),

3. 7138648 - Ultraviolet group III-nitride-based quantum well laser diodes (2006-11-21),

4. 6750120 - Method and apparatus for MOCVD growth of compounds including GaAsN alloys using an ammonia precursor with a catalyst (2004-06-15),

5. 6621844 - Buried oxide photonic device with large contact and precise aperture (2003-09-16),

6. 6304588 - Method and structure for eliminating polarization instability in laterally-oxidized VCSELs (2001-10-16),

7. 5832019 - Index guided semiconductor laser biode with shallow selective IILD (1998-11-03),

8. 5766981 - Thermally processed, phosphorus- or arsenic-containing semiconductor (1998-06-16),

9. 5412678 - Multi-beam, orthogonally-polarized emitting monolithic quantum well (1995-05-02),

10. 5396508 - Polarization switchable quantum well laser (1995-03-07),

11. 5379312 - Semiconductor laser with tensile-strained etch-stop layer (1995-01-03),

12. 4962057 - Method of in situ photo induced evaporation enhancement of compound thin (1990-10-09),

Title: David W Treat: Innovator in Laser Technology

Introduction

David W Treat is a prominent inventor based in San Jose, CA, known for his significant contributions to the field of laser technology. With a total of 12 patents to his name, Treat has made remarkable advancements in the design and functionality of vertical cavity surface emitting lasers (VCSELs). His work has paved the way for more efficient and reliable laser systems.

Latest Patents

Among his latest patents, Treat has developed highly compact vertical cavity surface emitting laser structures formed by a lateral oxidation process. This innovative approach involves well-controlled oxidized regions that define the aperture of a laser structure within a current-controlling oxidation layer. The process allows for a highly reproducible and manufacturable method of creating laser structures. Another notable patent addresses the polarization instability inherent in laterally-oxidized VCSELs. Treat's method employs an appropriately-shaped device aperture and misoriented substrates to mitigate this issue, enabling the VCSELs to operate in a single polarization mode throughout the entire light output power versus intensity curve.

Career Highlights

Throughout his career, David W Treat has worked with esteemed organizations such as Xerox Corporation and the Palo Alto Research Center Inc. His experience in these companies has contributed to his expertise in laser technology and innovation.

Collaborations

Treat has collaborated with notable colleagues, including David P Bour and Robert L Thornton, further enhancing his contributions to the field.

Conclusion

David W Treat's innovative work in laser technology has significantly impacted the industry, showcasing his expertise and dedication to advancing the field. His patents reflect a commitment to improving the functionality and efficiency of laser systems.

This text is generated by artificial intelligence and may not be accurate.

Please report any incorrect information to support@idiyas.com

Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.