For the Inventor, By the Inventor

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New York, NY, United States of America

Coltec Industries, Inc.

USPTO Granted Patents = 71

% Expired Patents = 4.2

CIPO Patents = 1

Trademarks = 22

Forward Citations = 1,812

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72 inventors (with patents filed for the assignee):

Steven DeWayne Centers (11 out of 13 patents)

Jack G Sundberg (8 out of 18 patents)

Raymond D Zagranski (6 out of 29 patents)

4. Ralph P McCabe (6 out of 16 patents)

5. George L Bennett (5 out of 6 patents)

6. Paul Burrell (5 out of 5 patents)

7. Mihir C Desai (4 out of 4 patents)

8. Robert J Telep (4 out of 4 patents)

9. Martin T Books (3 out of 99 patents)

10. Jan Arthur Zuercher (3 out of 4 patents)

11. William H Dalton (3 out of 16 patents)

12. Loren H Kline (3 out of 7 patents)

13. Lawrence McAuliffe, Jr (3 out of 10 patents)

14. Harry A Sherwin (3 out of 4 patents)

15. John E Smith (3 out of 3 patents)

Core Competencies:

Compressed Air System

Rotary Screw Compressors

Fuel Pump

Pneumatic Profiles

Blowdown Valve

Variable Displacement Vane Pump

Solenoid Operated Valve

Atomization

Throttle Valve

Hybrid Bearing

Gas Turbine

Control Module

71 patents: Sort by Forward Citations

1. 7519505 - Method and system for estimating the efficiency rating of a compressed air system (2009-04-14),

2. 6916353 - Curved side oil or fluid separator element (2005-07-12),

3. 6533552 - System and methods for controlling rotary screw compressors (2003-03-18),

4. 6529590 - Systems and methods for remotely controlling a machine (2003-03-04),

5. 6519938 - Recording and controlling pneumatic profiles (2003-02-18),

6. 6478546 - Multistage blowdown valve for a compressor system (2002-11-12),

7. 6474938 - Fuel pump for gas turbines (2002-11-05),

8. 6471486 - Compressor system and method and control for same (2002-10-29),

9. 6450771 - System and method for controlling rotary screw compressors (2002-09-17),

10. 6442925 - Manifold drain system for gas turbine (2002-09-03),

11. 6435427 - Nozzle assembly with an extendable turret (2002-08-20),

12. 6375435 - Static cam seal for variable displacement vane pump (2002-04-23),

13. 6371731 - Multistage blowdown valve for a compressor system (2002-04-16),

14. 6361270 - Centrifugal pump for a gas turbine engine (2002-03-26),

15. 6283716 - Multistage blowdown valve for a compressor system (2001-09-04),

Coltec Industries, Inc. is a prominent player in the field of compressor systems, specializing in the development and manufacturing of advanced technologies for compressed air applications. The company focuses on a diverse range of products, including rotary screw compressors, pneumatic profiles, and solenoid-operated valves, catering to various industrial needs. With a strong emphasis on innovation, Coltec also explores technologies such as variable displacement vane pumps and blowdown valves, positioning itself as a key contributor to efficient and reliable air compression solutions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

71 Patents

#144 in New York, NY

#309 in New York

#5,160 in US

#10,495 in the World

New York, NY, United States of America

Coltec Industries, Inc.

Forward Citations = 1,812

72 inventors:

Steven DeWayne Centers (11 out of 13 patents)

Jack G Sundberg (8 out of 18 patents)

Raymond D Zagranski (6 out of 29 patents)

4. Ralph P McCabe (6 out of 16 patents)

5. George L Bennett (5 out of 6 patents)

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