For the Inventor, By the Inventor

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Cleveland, OH, United States of America

The Weatherhead Company

USPTO Granted Patents = 29

Forward Citations = 425

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23 inventors (with patents filed for the assignee):

Edward S Orzel (6 out of 12 patents)

Hiralal V Patel (4 out of 4 patents)

Louis B Courtot (3 out of 4 patents)

4. Robert E Kozulla (2 out of 2 patents)

5. Richard G Thrush (2 out of 2 patents)

6. James P Baker (2 out of 2 patents)

7. Irving G Frank (2 out of 2 patents)

8. Richard C Acker (1 out of 9 patents)

9. Richard J Silagy (1 out of 9 patents)

10. Paul J Miller (1 out of 1 patent)

11. Harold R Daugherty (1 out of 1 patent)

12. George W Kardos (1 out of 1 patent)

13. Frederick D Keady (1 out of 1 patent)

14. Barry R Pollock (1 out of 1 patent)

15. Luis Moreiras (1 out of 1 patent)

29 patents: Sort by Forward Citations

1. 4191408 - Automotive quick connect tube coupling (1980-03-04),

2. 4118970 - Crimping diameter adjusting valve (1978-10-10),

3. 4107048 - Turbulence amplifier baffle (1978-08-15),

4. 4106689 - Disposable centrifugal separator (1978-08-15),

5. 4087972 - Brake booster with spring type ratio changer (1978-05-09),

6. 4063760 - Quick connect coupling (1977-12-20),

7. 4054156 - Exhaust brake valve (1977-10-18),

8. 4046315 - Centrifugal separator with discharge pump (1977-09-06),

9. 4034593 - Crimping machine with automatic swing open pushers (1977-07-12),

10. 4034592 - Crimping machine with automatic hinge open pushers (1977-07-12),

11. 4007665 - Brake booster with improved pedal feel characteristics (1977-02-15),

12. 4007593 - Motor vehicle open center series hydraulic circuit (1977-02-15),

13. 4006524 - Method of making a hose coupling (1977-02-08),

14. 4005724 - Tilt responsive valve (1977-02-01),

15. 3995710 - Tilt-responsive valve (1976-12-07),

The Weatherhead Company is a leading provider of weather forecasting services. With expertise in meteorology and advanced technology, we deliver accurate and reliable weather information to businesses, government agencies, and individuals worldwide. Our tailored solutions help clients make informed decisions, improve safety, and optimize operations. Visit our website to learn more about our services and how we can assist you in managing weather-related challenges effectively.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

29 Patents

#68 in Cleveland, OH

#479 in Ohio

#11,219 in US

#21,844 in the World

Cleveland, OH, United States of America

The Weatherhead Company

Forward Citations = 425

23 inventors:

Edward S Orzel (6 out of 12 patents)

Hiralal V Patel (4 out of 4 patents)

Louis B Courtot (3 out of 4 patents)

4. Robert E Kozulla (2 out of 2 patents)

5. Richard G Thrush (2 out of 2 patents)

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