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Forward Citations = 519

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4 inventors (with patents filed for the assignee):

Wayne O Duescher (10 out of 42 patents)

Cameron M Duescher (1 out of 6 patents)

Gary A Staus (1 out of 1 patent)

4. Mark J Luedtke (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 11691241 - Abrasive lapping head with floating and rigid workpiece carrier (2023-07-04),

2. 6769969 - Raised island abrasive, method of use and lapping apparatus (2004-08-03),

3. 6607157 - Air bearing system with an air cylinder web dancer system or idler rolls (2003-08-19),

4. 6149506 - Lapping apparatus and method for high speed lapping with a rotatable (2000-11-21),

5. 6120352 - Lapping apparatus and lapping method using abrasive sheets (2000-09-19),

6. 6102777 - Lapping apparatus and method for high speed lapping with a rotatable (2000-08-15),

7. 6048254 - Lapping apparatus and process with annular abrasive area (2000-04-11),

8. 5993298 - Lapping apparatus and process with controlled liquid flow across the (1999-11-30),

9. 5967882 - Lapping apparatus and process with two opposed lapping platens (1999-10-19),

10. 5910041 - Lapping apparatus and process with raised edge on platen (1999-06-08),

Keltech Engineering, Inc. is a leading provider of precision machining and engineering services. With over 30 years of experience, we specialize in producing high-quality components for a wide range of industries including aerospace, automotive, and medical. Our state-of-the-art facility is equipped with the latest technology to deliver superior products with quick turnaround times. Our skilled team of engineers and machinists are dedicated to providing innovative solutions to meet our customers' exact specifications.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

10 Patents

#100 in Saint Paul, MN

#834 in Minnesota

#28,955 in US

#54,268 in the World

Saint Paul, MN, United States of America

Keltech Engineering, Inc.

Forward Citations = 519

4 inventors:

Wayne O Duescher (10 out of 42 patents)

Cameron M Duescher (1 out of 6 patents)

Gary A Staus (1 out of 1 patent)

4. Mark J Luedtke (1 out of 1 patent)

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