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For the Inventor, By the Inventor

Willoughby, OH, United States of America

Lokring Technology Corporation


USPTO Granted Patents = 8



Trademarks = 14

Forward Citations = 124

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3 inventors (with patents filed for the assignee):

goldMedal Albert A McKay (6 out of 26 patents)

silverMedal Mark John Sindelar (2 out of 4 patents)

bronzeMedal Andrew T Bonnema (1 out of 2 patents)

4.  Terrance J Woods (1 patent)

5.  Albert A Mckay (0 patent)

6.  Andrew Bonnema (0 patent)

7.  Albert A Mckay (0 patent)

8.  Albert A Mckay (0 patent)

9.  Albert A Mckay (0 patent)


8 patents:

1. 9278441 - Installation tool for pipe fittings (2016-03-08),
2. 9194514 - Fitting with complementary fitting materials (2015-11-24),
3. 8870237 - Mechanically attached fitting for use in a sour environment (2014-10-28),
4. 7984538 - Installation tool assembly (2011-07-26),
5. 7575257 - Fitting with sequential sealing action (2009-08-18),
6. 7503595 - Fitting having low volume crevice (2009-03-17),
7. 7337514 - Hydraulic hand tool (2008-03-04),
8. 6692040 - Lokring fitting having improved anti-torsion capability (2004-02-17),
Lokring Technology Corporation is a global leader in the design and manufacture of fluid and gas transfer connectors. With innovative solutions that eliminate the need for hot work during installation, Lokring connectors provide a safer, faster, and more reliable alternative to traditional welding and brazing methods. Their products are used in a wide range of industries, including oil and gas, petrochemical, power generation, and aerospace.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

8 Patents

#11 in Willoughby, OH

#1,438 in Ohio

#35,836 in US

Willoughby, OH (US)
Willoughby, OH, United States of America

Lokring Technology Corporation

Forward Citations = 124

3 inventors:

goldMedal Albert A McKay (6 out of 26 patents)

silverMedal Mark John Sindelar (2 out of 4 patents)

bronzeMedal Andrew T Bonnema (1 out of 2 patents)

4.  Terrance J Woods (1 patent)

5.  Albert A Mckay (0 patent)

Please report any incorrect information to [email protected]
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