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For the Inventor, By the Inventor

Elk Grove Village, IL, United States of America

Aar Corp.


USPTO Granted Patents = 27

% Expired Patents = 7.4



Trademarks = 12

Forward Citations = 541

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28 inventors (with patents filed for the assignee):

goldMedal Christopher M Knowlton (6 out of 24 patents)

silverMedal Robert J O'Hara (5 out of 23 patents)

bronzeMedal William H Herrick (4 out of 5 patents)

4.  William J Gerding (3 out of 4 patents)

5.  Gregory J Loughry (3 out of 3 patents)

6.  Robert H Spencer (3 out of 3 patents)

7.  Tommy E Dodd (3 out of 3 patents)

8.  Matthew W Taylor (2 out of 2 patents)

9.  Walter R Jennings (2 out of 2 patents)

10.  Ronald J Vermeulen (2 out of 2 patents)

11.  Leslie Mollon (2 out of 8 patents)

12.  Mark A Peterson (1 out of 1 patent)

13.  Amirul Islam (1 out of 1 patent)

14.  Jerome F Blazejak (1 out of 1 patent)

15.  James E Tester (1 out of 1 patent)


Core Competencies:
ISO Container
Restraint System
Electromagnetic Interference
Cargo Tie Down
Airlift Pallet
Neutron Shielding
Cleaning Vehicle
Controlled Environment Storage
Bendable Sheet Material
Digital Barometric Altimeter
Modular Roller Mat
Punch Type Release Lock

27 patents:

1. 9120618 - Corner block adjustment mechanism for an ISO container (2015-09-01),
2. 8936419 - Restraint system for restraining a unit load device in an aircraft (2015-01-20),
3. 8550274 - ISO container with extendable corner blocks (2013-10-08),
4. 8074818 - Air transportable ISO container (2011-12-13),
5. 7750251 - Frame member for electromagnetic interference shielded panel (2010-07-06),
6. 7717290 - Air transportable ISO container (2010-05-18),
7. 7642470 - Electromagnetic interference shielded panel (2010-01-05),
8. 7600319 - Method of making an electromagnetic interference shielded panel (2009-10-13),
9. 6957613 - Airlift pallet for container roll-in/out platform (CROP) (2005-10-25),
10. 6622640 - Airlift pallet for container roll-in/out platform (CROP) (2003-09-23),
11. 6030159 - Multipurpose cargo tie down system (2000-02-29),
12. 5467500 - Steering mechanism for a cleaning vehicle (1995-11-21),
13. 5421053 - Removable brush coupling (1995-06-06),
14. 5390775 - Modular roller mat and roller assembly (1995-02-21),
15. 5346034 - Vehicle engine mounting system (1994-09-13),
Company Overview
AAR Corp is a prominent provider of aviation services and solutions, specializing in the maintenance, repair, and overhaul (MRO) of aircraft and components. The company serves a diverse clientele, including commercial airlines, government agencies, and military organizations, offering a wide range of services from logistics support to supply chain management. Headquartered in Elk Grove Village, Illinois, AAR Corp leverages advanced technologies and industry expertise to enhance operational efficiency and safety in the aviation sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Aar Corp. USPTO Patent Assignee Logo
27 Patents

#10 in Elk Grove Village, IL

#656 in Illinois

#12,420 in US

#24,012 in the World

Elk Grove Village, IL (US)
Elk Grove Village, IL, United States of America

Aar Corp.

Forward Citations = 541

28 inventors:

goldMedal Christopher M Knowlton (6 out of 24 patents)

silverMedal Robert J O'Hara (5 out of 23 patents)

bronzeMedal William H Herrick (4 out of 5 patents)

4.  William J Gerding (3 out of 4 patents)

5.  Gregory J Loughry (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aar Corp.. Retrieved from https://idiyas.com/company/aar

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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