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For the Inventor, By the Inventor

Holland, MI, United States of America

K-line Industries, Inc.


USPTO Granted Patents = 42


Trademarks = 8

Forward Citations = 370

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15 inventors (with patents filed for the assignee):

goldMedal James A Kammeraad (23 out of 26 patents)

silverMedal Dwain L Kamphuis (12 out of 13 patents)

bronzeMedal Robert T Ritt (8 out of 14 patents)

4.  Thomas W Knowles, Ii (5 out of 5 patents)

5.  David A Kammeraad (5 out of 5 patents)

6.  Jon L Hulsebus (4 out of 5 patents)

7.  R Clayton McKeon (4 out of 7 patents)

8.  Randall D Hilbrand (2 out of 2 patents)

9.  Bernard J Luurtsema (2 out of 2 patents)

10.  Peter R Chirco (2 out of 2 patents)

11.  Ronald L Tiger (2 out of 2 patents)

12.  Lukas T Woltjer (1 out of 1 patent)

13.  Melvin F Clouse (1 out of 1 patent)

14.  Jack C Canon (1 out of 1 patent)

15.  James E Koats (1 out of 1 patent)


Core Competencies:
Jack System
Cutter Tool
Tire Runout Gauge
Thin-Walled Valve Guide Insert
Smoke-Producing Apparatus
Automatic Boring Device
Ultrasonic Detector
Universal Jaw Attachment
Evaporative Emissions Test
Valve Guide Boring Fixture
Intake Valve Deposit Removal
Overhead Camshaft Tools

42 patents:

1. 9758359 - Jack system (2017-09-12),
2. 8308401 - Cutter for machining counterbore in engine block (2012-11-13),
3. 8113040 - Tire runout gauge (2012-02-14),
4. 7001121 - Method of trimming bore liners (2006-02-21),
5. 6729811 - Cutter tool for bore liners (2004-05-04),
6. 6481407 - Thin-walled valve guide insert and method for installing same within a cylinder head construction (2002-11-19),
7. 6477890 - Smoke-producing apparatus for detecting leaks (2002-11-12),
8. 6470846 - Broach tool and method of repair (2002-10-29),
9. 6209509 - Bearing insert for supporting rotatable shafts, method of repair, and related broach tool (2001-04-03),
10. 6099213 - Automatic boring device (2000-08-08),
11. 5953801 - Snap ring removing tool (1999-09-21),
12. 5930884 - Tool and method for mounting a coupler of a break-away rearview mirror (1999-08-03),
13. 5921728 - Reamer with radial relief and cutting land (1999-07-13),
14. 5890850 - Bowl hawg tool for enlarging valve bowls on cylinder heads (1999-04-06),
15. 5854422 - Ultrasonic detector (1998-12-29),
K-line Industries, Inc. is a leading global manufacturing company specializing in precision engineering and industrial solutions. With over 50 years of experience, we deliver high-quality products and services to a diverse range of industries. Our portfolio includes innovative machinery, automation technology, and customized industrial solutions. We pride ourselves on our commitment to excellence, customer satisfaction, and continuous improvement. Visit our website to learn more about our products, services, and industry expertise.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 23 2025

42 Patents

#7 in Holland, MI

#300 in Michigan

#7,977 in US

#15,852 in the World

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Holland, MI, United States of America

K-line Industries, Inc.

Forward Citations = 370

15 inventors:

goldMedal James A Kammeraad (23 out of 26 patents)

silverMedal Dwain L Kamphuis (12 out of 13 patents)

bronzeMedal Robert T Ritt (8 out of 14 patents)

4.  Thomas W Knowles, Ii (5 out of 5 patents)

5.  David A Kammeraad (5 out of 5 patents)

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