For the Inventor, By the Inventor

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Solon, OH, United States of America

Crawford Fitting Co.

USPTO Granted Patents = 14

Trademarks = 3

Forward Citations = 331

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17 inventors (with patents filed for the assignee):

Lonnie E Johnston (6 out of 16 patents)

Emery J Zahuranec (5 out of 5 patents)

James C Musil (3 out of 3 patents)

4. Steven J Volcansek (2 out of 2 patents)

5. Peter C Williams (1 out of 149 patents)

6. Edward A Pezak (1 out of 3 patents)

7. Howard C Kuhns (1 out of 3 patents)

8. Joseph M Stenger (1 out of 1 patent)

9. Stephen R Wirbel (1 out of 1 patent)

10. Appasaheb T Patil (1 out of 1 patent)

11. Richard F Wozniak (1 out of 6 patents)

12. Peter C Homan (1 out of 1 patent)

13. Myron E Luikart (1 out of 1 patent)

14. Leonard P Spontelli (1 out of 1 patent)

15. Randolph C Oliver (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 5499521 - Tube bender apparatus (1996-03-19),

2. 5074599 - Tube fitting (1991-12-24),

3. 5027489 - Multiple pistons swaging tool (1991-07-02),

4. 4995646 - Connector for multiple lines (1991-02-26),

5. 4915427 - Coupling device for heavy-walled tubular members (1990-04-10),

6. 4879819 - Gauge for coupling component (1989-11-14),

7. 4873755 - Swaging tool having indicating means (1989-10-17),

8. 4843858 - Tube bending apparatus (1989-07-04),

9. D301540 - Deburring tool for tubes or the like (1989-06-13),

10. 4826218 - Coupling device for heavy-walled tubular members (1989-05-02),

11. 4796877 - Workpiece holder and saw guide device (1989-01-10),

12. 4781086 - Fluid fitting wrench (1988-11-01),

13. 4678380 - Deburring tool (1987-07-07),

14. 4076286 - Tube fitting (1978-02-28),

Crawford Fitting Co. is a leading manufacturer of high-quality pipe fittings and flanges. With over 50 years of experience, we provide a wide range of products for various industries including oil and gas, petrochemical, and construction. Our products are known for their durability, precision, and reliability, making us the preferred choice for customers worldwide.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

14 Patents

#20 in Solon, OH

#891 in Ohio

#21,607 in US

#40,905 in the World

Solon, OH, United States of America

Crawford Fitting Co.

Forward Citations = 331

17 inventors:

Lonnie E Johnston (6 out of 16 patents)

Emery J Zahuranec (5 out of 5 patents)

James C Musil (3 out of 3 patents)

4. Steven J Volcansek (2 out of 2 patents)

5. Peter C Williams (1 out of 149 patents)

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