For the Inventor, By the Inventor

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Worcester, MA, United States of America

Parker Manufacturing Co.

USPTO Granted Patents = 28

Forward Citations = 461

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19 inventors (with patents filed for the assignee):

John F Ewig, Jr (12 out of 12 patents)

Michael P Ballone (2 out of 27 patents)

Edward H Meisner (2 out of 47 patents)

4. L Steven Porter (2 out of 2 patents)

5. Gabriel M LaPointe (2 out of 3 patents)

6. Jon S Gardner (2 out of 2 patents)

7. John Ewig (2 out of 2 patents)

8. Carson E Ahlman (2 out of 2 patents)

9. Edward D Levy (2 out of 2 patents)

10. Angelo T Battista (1 out of 1 patent)

11. John S Vecchione (1 out of 1 patent)

12. Gabriel M La Pointe (1 out of 1 patent)

13. Harry M Goodchild (1 out of 1 patent)

14. Richard L Cunningham (1 out of 1 patent)

15. Raymond A Stockley (1 out of 1 patent)

28 patents: Sort by Forward Citations

1. D311123 - Electric stapler (1990-10-09),

2. D310771 - Electric stapler (1990-09-25),

3. D306248 - Electrically heated tool for applying an anchoring fastener (1990-02-27),

4. 4771161 - Electrically heated tool for use in installation of anchoring devices (1988-09-13),

5. 4492880 - Driver circuit (1985-01-08),

6. 4491262 - Electro-magnetic stapling tool (1985-01-01),

7. 4466471 - Hacksaw with improved blade-tensioning mechanism (1984-08-21),

8. 4367779 - Hacksaw with improved blade tensioning mechanism (1983-01-11),

9. D266221 - Electric stapler (1982-09-21),

10. 4349143 - Electric stapler and driver assembly therefor (1982-09-14),

11. 4286904 - Wood bit (1981-09-01),

12. D256658 - Rivet gun (1980-09-02),

13. D256327 - Riveter (1980-08-12),

14. 4208792 - Shearing tool (1980-06-24),

15. 4184620 - Spring powered stapler (1980-01-22),

Parker Manufacturing Co. is a leading manufacturer of high-quality industrial components and equipment. With a history spanning over 50 years, we have built a strong reputation for delivering reliable products that meet the needs of our customers. Our product range includes valves, cylinders, filters, and other industrial components. We strive for excellence in everything we do, from design to production to customer service. Visit our website to learn more about our company and browse our product offerings.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

28 Patents

#12 in Worcester, MA

#685 in Massachusetts

#11,592 in US

#22,535 in the World

Worcester, MA, United States of America

Parker Manufacturing Co.

Forward Citations = 461

19 inventors:

John F Ewig, Jr (12 out of 12 patents)

Michael P Ballone (2 out of 27 patents)

Edward H Meisner (2 out of 47 patents)

4. L Steven Porter (2 out of 2 patents)

5. Gabriel M LaPointe (2 out of 3 patents)

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