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 Houston-based company specializing in advanced manufacturing and engineering solutions. The organization focuses on developing innovative technologies and products primarily for the aerospace, defense, and energy sectors. With a commitment to quality and precision, Erc Industries leverages its expertise to deliver high-performance components and systems that meet the rigorous demands of its clients. The company is dedicated to fostering technological advancements and enhancing operational efficiencies across its target industries.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

11 Patents

#443 in Houston, TX

#1,724 in Texas

#27,490 in US

#51,714 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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