For the Inventor, By the Inventor

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Austin, TX, United States of America

Sematech, Inc.

USPTO Granted Patents = 97

% Expired Patents = 41.2

Trademarks = 1

Forward Citations = 4,220

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125 inventors (with patents filed for the assignee):

Prahalad K Vasudev (12 out of 26 patents)

Bin Zhao (8 out of 72 patents)

Abbas Rastegar (6 out of 9 patents)

4. Franz T Geyling (6 out of 6 patents)

5. Valery M Dubin (5 out of 114 patents)

6. Chiu H Ting (5 out of 33 patents)

7. Ronald A Carpio (5 out of 5 patents)

8. Paul A Zimmerman (4 out of 16 patents)

9. Wei-Yip Loh (4 out of 4 patents)

10. Vibhu Jindal (4 out of 4 patents)

11. James Martin Price (4 out of 4 patents)

12. Richard L Anderson (4 out of 4 patents)

13. Kanghoon Jeon (3 out of 15 patents)

14. Joel Barnett (3 out of 4 patents)

15. Brian Coss (3 out of 3 patents)

Core Competencies:

EUV Lithography

Tunneling Transistor

Surface Cleaning

Semiconductor Materials

Chemical Mechanical Polishing

Dielectric Constant Control

Optical Metrology

Imprint Molding

Interconnect Structures

Electroless Deposition

Phase Shifting Mask

Wafer Polishing

97 patents: Sort by Forward Citations

1. 9097994 - Abrasive-free planarization for EUV mask substrates (2015-08-04),

2. 9029218 - Tunneling field-effect transistor with direct tunneling for enhanced tunneling current (2015-05-12),

3. 8888086 - Apparatus with surface protector to inhibit contamination (2014-11-18),

4. 8865376 - EUVL process structure fabrication methods (2014-10-21),

5. 8829567 - Metal alloy with an abrupt interface to III-V semiconductor (2014-09-09),

6. 8734907 - Coating of shield surfaces in deposition systems (2014-05-27),

7. 8734586 - Process for cleaning shield surfaces in deposition systems (2014-05-27),

8. 8673746 - Ammonium sulfide passivation of semiconductors (2014-03-18),

9. 8614145 - Through substrate via formation processing using sacrificial material (2013-12-24),

10. 8574480 - Partial die process for uniform etch loading of imprint wafers (2013-11-05),

11. 8539969 - Gigasonic brush for cleaning surfaces (2013-09-24),

12. 8493546 - Plasma as a band pass filter for photo lithography (2013-07-23),

13. 8436422 - Tunneling field-effect transistor with direct tunneling for enhanced tunneling current (2013-05-07),

14. 8432020 - Capacitors, systems, and methods (2013-04-30),

15. 8421165 - Apparatus, system, and method for tunneling MOSFETs using self-aligned heterostructure source and isolated drain (2013-04-16),

Sematech, Inc. is a leading semiconductor research and development consortium. With a mission to accelerate industry innovation, Sematech collaborates with member companies to advance semiconductor technology and address common challenges. Through its research programs, technology roadmaps, and manufacturing consortia, Sematech plays a vital role in driving the semiconductor industry forward.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

97 Patents

#29 in Austin, TX

#211 in Texas

#3,881 in US

#7,969 in the World

Austin, TX, United States of America

Sematech, Inc.

Forward Citations = 4,220

125 inventors:

Prahalad K Vasudev (12 out of 26 patents)

Bin Zhao (8 out of 72 patents)

Abbas Rastegar (6 out of 9 patents)

4. Franz T Geyling (6 out of 6 patents)

5. Valery M Dubin (5 out of 114 patents)

Please report any incorrect information to [email protected]

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