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For the Inventor, By the Inventor

Fort Wayne, IN, United States of America

Press-Seal Gasket Corporation


USPTO Granted Patents = 32

% Expired Patents = 21.9



Trademarks = 4

Forward Citations = 419

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18 inventors (with patents filed for the assignee):

goldMedal James W Skinner (17 out of 35 patents)

silverMedal Michael R Miller (13 out of 51 patents)

bronzeMedal Ronald W Neuhaus (8 out of 9 patents)

4.  William O Skinner (7 out of 9 patents)

5.  Andrew J Happel (6 out of 6 patents)

6.  Fouad M Deeb (6 out of 7 patents)

7.  Harry W Skinner (4 out of 6 patents)

8.  John M Kaczmarczyk (3 out of 10 patents)

9.  Graham E Blackwood (2 out of 6 patents)

10.  Katherine A Bergfeld (2 out of 6 patents)

11.  Myron S Worley (2 out of 2 patents)

12.  William P O'Donnell (2 out of 2 patents)

13.  Jim D Gamble (1 out of 1 patent)

14.  Chad E Csadenyi (1 out of 1 patent)

15.  Timothy A Andrews (1 out of 1 patent)


Core Competencies:
Expandable Sealing Mechanism
Trailer Door Seal
Primary and Secondary Sealing Lobes
Expansion Ring Assembly
Internal Pipe Seal
Gasket and Mandrel Assembly
Seal Assembly
Flexible Waterstop Ring
Bistable Elastomeric Sealing
Radially Expandable Locking Sleeve
Two-Part Gasket
Slipline Adjustable Manhole Seal

32 patents:

1. D752968 - Expandable sealing mechanism (2016-04-05),
2. 9151107 - Trailer door seal (2015-10-06),
3. 9032668 - Seal with primary and secondary sealing lobes for use in roll-up door applications (2015-05-19),
4. 8839564 - Trailer door seal (2014-09-23),
5. 8720907 - Expansion ring assembly (2014-05-13),
6. 8480093 - Internal pipe seal (2013-07-09),
7. 8118519 - Grout and lifting tube (2012-02-21),
8. 7827665 - Gasket and mandrel assembly for pipe joints (2010-11-09),
9. 7677603 - Seal assembly for pipe-to-structure connections (2010-03-16),
10. 7350827 - Cam expansion ring assembly (2008-04-01),
11. 7263746 - Expansion ring assembly with removable drive mechanism (2007-09-04),
12. 7252293 - Two-part gasket for pipe-to-pipe connections (2007-08-07),
13. 7146689 - Expansion ring assembly (2006-12-12),
14. 7028972 - Gasket and mandrel assembly for pipe joints (2006-04-18),
15. 6805359 - Expansion ring assembly (2004-10-19),
Company Overview
Press-Seal Gasket Corporation, based in Fort Wayne, Indiana, specializes in the development and manufacturing of innovative sealing solutions for various industries. The company focuses on producing high-quality gaskets and sealing products that cater to the needs of the construction, automotive, and industrial sectors. With a commitment to engineering excellence, Press-Seal Gasket Corporation leverages advanced materials and technologies to deliver reliable and efficient sealing solutions that enhance performance and durability in diverse applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Press-Seal Gasket Corporation USPTO Patent Assignee Logo
32 Patents

#10 in Fort Wayne, IN

#157 in Indiana

#10,607 in US

#20,697 in the World

Fort Wayne, IN (US)
Fort Wayne, IN, United States of America

Press-Seal Gasket Corporation

Forward Citations = 419

18 inventors:

goldMedal James W Skinner (17 out of 35 patents)

silverMedal Michael R Miller (13 out of 51 patents)

bronzeMedal Ronald W Neuhaus (8 out of 9 patents)

4.  William O Skinner (7 out of 9 patents)

5.  Andrew J Happel (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Press-Seal Gasket Corporation. Retrieved from https://idiyas.com/company/press-seal-gasket

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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