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Forward Citations = 129

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3 inventors (with patents filed for the assignee):

James D Phillips (14 out of 14 patents)

Robert L Sheets (2 out of 2 patents)

William F Hildreth (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 5722878 - Method and apparatus for microfinishing (1998-03-03),

2. 5622526 - Apparatus for trueing CBN abrasive belts and grinding wheels (1997-04-22),

3. 5433562 - Cutter quick change system (1995-07-18),

4. 5367866 - Crankpin grinder (1994-11-29),

5. 5210978 - Nose piece retainer for abrasive belt backing shoe (1993-05-18),

6. 5142827 - Crankpin grinder and method (1992-09-01),

7. 5129407 - Variable camshaft (1992-07-14),

8. 4945683 - Abrasive belt grinding machine (1990-08-07),

9. 4934882 - Apparatus for monitoring the angular position of a workpiece (1990-06-19),

10. 4750849 - Method and apparatus for milling (1988-06-14),

11. 4717296 - Method and apparatus for finishing workpieces (1988-01-05),

12. 4624610 - Milling machine (1986-11-25),

13. 4551048 - Milling machine (1985-11-05),

14. 4522189 - Adjustable cam bar assembly (1985-06-11),

J. D. Phillips Corporation is a leading provider of industrial products and services. With over 50 years of experience, we offer a wide range of high-quality products including pumps, valves, and automation solutions. Our team of experts is dedicated to delivering top-notch customer service and innovative solutions to meet the needs of our clients. Visit our website to learn more about our products and services.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

14 Patents

#2 in Alpena, MI

#788 in Michigan

#22,289 in US

#42,168 in the World

Alpena, MI, United States of America

J. D. Phillips Corporation

Forward Citations = 129

3 inventors:

James D Phillips (14 out of 14 patents)

Robert L Sheets (2 out of 2 patents)

William F Hildreth (1 out of 1 patent)

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