For the Inventor, By the Inventor

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Houston, TX, United States of America

Erc Industries, Inc.

USPTO Granted Patents = 11

% Expired Patents = 9.1

Forward Citations = 204

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11 inventors (with patents filed for the assignee):

Heinrich H Lang (4 out of 4 patents)

Bradley Wayne Mosman (2 out of 4 patents)

Jerry D Smith (2 out of 2 patents)

4. F Jeffery Lane (2 out of 2 patents)

5. Jack R Allen (2 out of 2 patents)

6. Gregory Wayne Allen (1 out of 4 patents)

7. Allen Roberts (1 out of 13 patents)

8. Men Fung Chin (1 out of 1 patent)

9. Floyd J Lane (1 out of 3 patents)

10. Frederick A Hausler, Iii (1 out of 4 patents)

11. F Jeffrey Lane (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 7275591 - Tubing hanger with ball valve in production string (2007-10-02),

2. 6484382 - Method of providing an internal circumferential shoulder in a cylindrical passageway (2002-11-26),

3. 6176310 - Assembly for sealing the annulus between concentric cylindrical surfaces (2001-01-23),

4. 6158718 - Gate valve (2000-12-12),

5. 6015009 - Casing and tubing hanger system (2000-01-18),

6. 6012519 - Full bore tubing hanger system (2000-01-11),

7. 5984008 - Installable load shoulder for use in a wellhead to support a tubing (1999-11-16),

8. 5951066 - Connecting system for wellhead components (1999-09-14),

9. 5908046 - Back seat rising stem gate valve (1999-06-01),

10. 5746453 - High temperature inline expansion joint (1998-05-05),

11. 5743288 - Valve having provision for replacing stem packing while the valve is (1998-04-28),

ERC Industries, Inc. is a leading provider of industrial solutions, offering a wide range of products and services to meet the needs of clients in various industries. With a strong focus on quality and innovation, ERC Industries, Inc. has established a reputation for excellence in the industry. Their dedicated team of professionals is committed to delivering top-notch solutions that exceed customer expectations.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

11 Patents

#442 in Houston, TX

#1,721 in Texas

#27,450 in US

#51,622 in the World

Houston, TX, United States of America

Erc Industries, Inc.

Forward Citations = 204

11 inventors:

Heinrich H Lang (4 out of 4 patents)

Bradley Wayne Mosman (2 out of 4 patents)

Jerry D Smith (2 out of 2 patents)

4. F Jeffery Lane (2 out of 2 patents)

5. Jack R Allen (2 out of 2 patents)

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