logo

For the Inventor, By the Inventor

San Ramon, CA, United States of America

Mohammed Tahmassebpur

This inventor holds 10 USPTO granted patents and 3 EPO patents. Top assignees: Kla Tencor Corporation, Kla Corporation, National Technology & Engineering Solutions of Sandia, LLC. Active years: 2011-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mohammed Tahmassebpur. Retrieved from https://idiyas.com/inventor/mohammed-tahmassebpur

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

USPTO Granted Patents = 10

% Patents Active = 70.0

 

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 114(Granted Patents)


Company Filing History:

goldMedal9 out of 1,787 
 
Kla Tencor Corporation
 patents
silverMedal1 out of 619 
 
Kla Corporation
 patents
bronzeMedal1 out of 1,085 
 
National Technology & Engineering Solutions of Sandia, LLC
 patents
where one patent can have more than one assignee

Years Active: 2011-2021

Loading Chart...
Loading Chart...
10 patents (USPTO):Explore Patents
1. 10953441 - System and method for cleaning optical surfaces of an extreme ultraviolet optical system (2021-03-23),
2. 10388489 - Electron source architecture for a scanning electron microscopy system (2019-08-20),
3. 10211021 - Permanent-magnet particle beam apparatus and method incorporating a non-magnetic metal portion for tunability (2019-02-19),
4. 9879684 - Apparatus and method for shielding a controlled pressure environment (2018-01-30),
5. 9874512 - Method and system for gas flow mitigation of molecular contamination of optics (2018-01-23),
6. 8664594 - Electron-optical system for high-speed and high-sensitivity inspections (2014-03-04),
7. 8278623 - High-vacuum variable aperture mechanism and method of using same (2012-10-02),
8. 8169768 - Electrostatic chuck (2012-05-01),
9. 8092927 - Shielding, particulate reducing high vacuum components (2012-01-10),
10. 7919193 - Shielding, particulate reducing high vacuum components (2011-04-05),

Title: Biography of Inventor Mohammed Tahmassebpur

Introduction: Mohammed Tahmassebpur is a prominent inventor based in San Ramon, CA (US). He holds a total of 10 patents, showcasing his significant contributions to the field of optical systems and electron microscopy.

Latest Patents: One of his latest patents is titled "System and method for cleaning optical surfaces of an extreme ultraviolet optical system." This invention provides a local clean microenvironment near optical surfaces of an extreme ultraviolet (EUV) optical assembly maintained in a vacuum process chamber, which is configured for EUV lithography, metrology, or inspection. Another notable patent is "Electron source architecture for a scanning electron microscopy system." This patent describes a scanning electron microscopy (SEM) system that includes multiple electron-optical columns and electron beam sources, designed to enhance the precision and functionality of electron microscopy.

Career Highlights: Mohammed has worked with notable companies such as KLA-Tencor Corporation and KLA Corporation. His experience in these organizations has allowed him to develop innovative technologies that advance the field of optics and electron microscopy.

Collaborations: Throughout his career, Mohammed has collaborated with esteemed colleagues, including Salam Harb and Liqun Han. These partnerships have contributed to the successful development of his patented technologies.

Conclusion: Mohammed Tahmassebpur's work exemplifies the spirit of innovation in the fields of optical systems and electron

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]
Loading…