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For the Inventor, By the Inventor

San Jose, CA, United States of America

Majid L Riaziat

This inventor holds 22 USPTO granted patents, primarily in Optoelectronics Engineering. Top assignees: Oepic Semiconductors, Inc., Varian Medical Systems Technologies, Inc., Varian Medical Systems, Inc.. Active years: 1987-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Majid L Riaziat. Retrieved from https://idiyas.com/inventor/majid-l-riaziat

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 22

% Patents Active = 72.7

Average Co-Inventor Count = 2.9

ph-index = 11

Forward Citations = 892(Granted Patents)


Location History:

  • Palo Alto, CA (US) (1987)
  • Union City, CA (US) (1990)
  • San Jose, CA (US) (1996 - 2020)
  • Sunnyvale, CA (US) (2020 - 2022)

Company Filing History:

goldMedal8 out of 11 
 
Oepic Semiconductors, Inc.
 patents
silverMedal4 out of 87 
 
Varian Medical Systems Technologies, Inc.
 patents
bronzeMedal4 out of 742 
 
Varian Medical Systems, Inc.
 patents
4. 3 out of 777 
 
Varian Associates, Inc.
 patents
5. 1 out of 1 
 
California Scientific, Inc.
 patent
6. 2 out of 834,570 
Other
 patents

Years Active: 1987-2022

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Areas of Expertise:
VCSEL
Photo Detectors
Acoustic Resonators
Epitaxial Film Arrays
Radiation Therapy
Minimally Invasive Therapies
Phase Modulation
Waveguide Transition
22 patents (USPTO):Explore Patents
1. 11424597 - Tunnel junction for GaAs based VCSELs and method therefor (2022-08-23),
2. 11424595 - Pillar confined backside emitting VCSEL (2022-08-23),
3. 11283240 - Pillar confined backside emitting VCSEL (2022-03-22),
4. 11201251 - High speed photo detectors with reduced aperture metal contact and method therefor (2021-12-14),
5. 10840106 - Planarization and flip-chip fabrication process of fine-line-geometry features with high-roughness metal-alloyed surfaces (2020-11-17),
6. 10658998 - Piezoelectric film transfer for acoustic resonators and filters (2020-05-19),
7. 9558932 - Lateral wafer oxidation system with in-situ visual monitoring and method therefor (2017-01-31),
8. 8546237 - Transferring and resizing of epitaxial film arrays and method thereof (2013-10-01),
9. 7640607 - Patient support systems (2010-01-05),
10. 7403638 - Method and system for monitoring breathing activity of a subject (2008-07-22),
11. 7204254 - Markers and systems for detecting such markers (2007-04-17),
12. 7123758 - Method and system for monitoring breathing activity of a subject (2006-10-17),
13. 6980679 - Method and system for monitoring breathing activity of a subject (2005-12-27),
14. 6920161 - High-speed TO-can optoelectronic packages (2005-07-19),
15. 6690965 - Method and system for physiological gating of radiation therapy (2004-02-10),

Title: Innovations and Contributions of Majid L. Riaziat

Introduction

Majid L. Riaziat, based in San Jose, California, is a distinguished inventor known for his significant contributions to the field of semiconductor technology. With a remarkable portfolio of 22 patents, he has driven innovations that enhance the performance and functionality of vertical-cavity surface-emitting lasers (VCSELs).

Latest Patents

Among his latest patents are two notable inventions. The first, titled "Tunnel junction for GaAs based VCSELs and method therefor," details a new design for a vertical-cavity surface-emitting laser that incorporates a substrate made of Gallium Arsenide (GaAs). This invention features a pair of mirrors, one of which is integrated onto the substrate, with a tunnel junction formed in between. The second patent, "Pillar confined backside emitting VCSEL," describes a novel approach to a backside VCSEL that includes a substrate where a first mirror device is placed. An active region and a second mirror device are formed on top, with a structural pillar created using directional Inductive Coupled Plasma-Reactive Ion Etching (ICP-RIE). This design allows for the effective exposure of critical component sections, enhancing the laser's functionality.

Career Highlights

Majid L. Riaziat has garnered extensive experience working with prominent companies in the semiconductor industry. He has made significant contributions at Oepic Semiconductors, Inc. and Varian Medical Systems, Inc., where he has leveraged his expertise in VCSEL technology to drive advancements and improvements in various applications.

Collaborations

Throughout his career, Riaziat has collaborated with esteemed peers, including Hassan Mostafavi and Yi-Ching Pao. These collaborations have not only enriched his work but have also fostered innovation within the industry.

Conclusion

Majid L. Riaziat stands out as a prolific inventor whose innovations have shaped the landscape of semiconductor technology. His contributions through patents demonstrate his commitment to advancing the capabilities of VCSELs, paving the way for future developments in this vital field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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