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Kalispell, MT, United States of America

Semitool, Inc.

USPTO Granted Patents = 382

EPO Patents = 4

Trademarks = 4

Forward Citations = 9,151

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144 inventors (with patents filed for the assignee):

Kyle Moran Hanson (71 out of 111 patents)

Raymon F Thompson (64 out of 69 patents)

Daniel J Woodruff (57 out of 83 patents)

4. Eric J Bergman (47 out of 87 patents)

5. Gary L Curtis (39 out of 43 patents)

6. Paul R McHugh (36 out of 81 patents)

7. Gregory J Wilson (35 out of 89 patents)

8. Thomas Lee Ritzdorf (35 out of 38 patents)

9. Robert W Berner (30 out of 30 patents)

10. Aleksander Owczarz (28 out of 69 patents)

11. Jeffry Alan Davis (26 out of 27 patents)

12. Randy Harris (22 out of 40 patents)

13. Lyndon W Graham (22 out of 24 patents)

14. Steven L Peace (20 out of 24 patents)

15. Thomas H Oberlitner (19 out of 24 patents)

Core Competencies:

Wafer Handling

Electro-Chemical Processing

Semiconductor Processing

Microfeature Workpieces

Thermal Processing

Electroplating

Mass Transfer Enhancement

Integrated Tool Assemblies

Sonic Energy Processing

Workpiece Thinning

Cleaning and Drying

Endpoint Detection

382 patents: Sort by Forward Citations

1. 8028978 - Wafer handling system (2011-10-04),

2. 7935230 - Electro-chemical processor (2011-05-03),

3. 7934898 - High throughput semiconductor wafer processing (2011-05-03),

4. 7931786 - Apparatus and method for agitating liquids in wet chemical processing of microfeature workpieces (2011-04-26),

5. 7927469 - Electro-chemical processor (2011-04-19),

6. 7909967 - Electro-chemical processor (2011-03-22),

7. 7898089 - Semiconductor workpiece (2011-03-01),

8. 7857958 - Method and apparatus for controlling vessel characteristics, including shape and thieving current for processing microfeature workpieces (2010-12-28),

9. 7849865 - System for processing a workpiece (2010-12-14),

10. 7842173 - Apparatus and methods for electrochemical processing of microfeature wafers (2010-11-30),

11. 7811422 - Electro-chemical processor with wafer retainer (2010-10-12),

12. 7794573 - Systems and methods for electrochemically processing microfeature workpieces (2010-09-14),

13. 7645366 - Microelectronic workpiece holders and contact assemblies for use therewith (2010-01-12),

14. 7628898 - Method and system for idle state operation (2009-12-08),

15. 7625821 - Process and apparatus for thinning a semiconductor workpiece (2009-12-01),

Semitool, Inc. is a leading provider of wet processing equipment for semiconductor and advanced packaging applications. With over 40 years of experience, Semitool offers innovative solutions for wafer cleaning, surface preparation, electrochemical deposition, and electrochemical etching. Their cutting-edge technologies enable customers to achieve higher yields and improve process efficiency in the semiconductor manufacturing industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

382 Patents

#1 in Kalispell, MT

#1 in Montana

#1,171 in US

#2,346 in the World

Kalispell, MT, United States of America

Semitool, Inc.

Forward Citations = 9,151

144 inventors:

Kyle Moran Hanson (71 out of 111 patents)

Raymon F Thompson (64 out of 69 patents)

Daniel J Woodruff (57 out of 83 patents)

4. Eric J Bergman (47 out of 87 patents)

5. Gary L Curtis (39 out of 43 patents)

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