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For the Inventor, By the Inventor

Tulsa, OK, United States of America

The Crosby Group, Inc.

USPTO Granted Patents = 53

% Expired Patents = 9.4



Trademarks = 55

Forward Citations = 586

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38 inventors (with patents filed for the assignee):

goldMedal Larry L Postelwait (9 out of 9 patents)

silverMedal Roger E Beall (7 out of 7 patents)

bronzeMedal Edward J Crook (7 out of 13 patents)

4.  Paul A Boeckman (6 out of 6 patents)

5.  Charles R Garrett (5 out of 5 patents)

6.  Charles E Lucas (5 out of 7 patents)

7.  Ernest E Lutter (4 out of 4 patents)

8.  Peter VerBrugge (3 out of 5 patents)

9.  Roger Ohman, Iii (3 out of 4 patents)

10.  Stephan M Crow (3 out of 3 patents)

11.  Alan C Doughty (3 out of 3 patents)

12.  Jerry C Patton (3 out of 3 patents)

13.  Floyd Hendrix (2 out of 2 patents)

14.  Bradley Allen Beall (2 out of 2 patents)

15.  William Michael Chandler (2 out of 2 patents)


Core Competencies:
Detachable Connector
Lifting Clamp
Positive Locking Latch
Swivel Hoist Ring
Wire Rope
Shackle Pin
Wedge Socket
Hydraulic Load Binder
Snatch Block
Hoisting Line Fittings
Master Link
Flexible RFID Housing

53 patents:

1. 12234887 - High fatigue life detachable connector (2025-02-25),
2. 11945694 - Master link test fixture assembly (2024-04-02),
3. 11148911 - Positive locking latch assembly for hook (2021-10-19),
4. 10759633 - Rotating eye bolt assembly with lock mechanism (2020-09-01),
5. 10422411 - Synthetic rope termination (2019-09-24),
6. 10228008 - Shackle pin split nut assembly (2019-03-12),
7. 10214394 - Hook with latch and trigger mechanism assembly (2019-02-26),
8. 9903440 - Shackle with captured pin assembly (2018-02-27),
9. D746665 - Hook with articulating latch (2016-01-05),
10. 9206829 - Retaining pin assembly for a lifting system (2015-12-08),
11. 9003632 - Thimble mechanism for retention of a shackle in a wire loop termination (2015-04-14),
12. 8381363 - Securing mechanism for shackle (2013-02-26),
13. 8375527 - Actuated wedge socket assembly (2013-02-19),
14. D671921 - Flexible RFID housing (2012-12-04),
15. 8226139 - Lifting clamp (2012-07-24),
Company Overview
The Crosby Group, Inc., headquartered in Tulsa, OK, specializes in the development and manufacturing of high-quality lifting equipment. The company focuses on innovative solutions such as detachable connectors, lifting clamps, and positive locking latches, which are essential for safe and efficient lifting operations across various industries. With a strong emphasis on engineering excellence, Crosby's product offerings also include swivel hoist rings, wire ropes, shackle pins, wedge sockets, and hydraulic load binders, catering to the needs of professionals in the lifting and rigging sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

The Crosby Group, Inc. USPTO Patent Assignee Logo
53 Patents

#11 in Tulsa, OK

#27 in Oklahoma

#6,672 in US

#13,348 in the World

Tulsa, OK (US)
Tulsa, OK, United States of America

The Crosby Group, Inc.

Forward Citations = 586

38 inventors:

goldMedal Larry L Postelwait (9 out of 9 patents)

silverMedal Roger E Beall (7 out of 7 patents)

bronzeMedal Edward J Crook (7 out of 13 patents)

4.  Paul A Boeckman (6 out of 6 patents)

5.  Charles R Garrett (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Crosby Group, Inc.. Retrieved from https://idiyas.com/company/crosby-group

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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