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For the Inventor, By the Inventor

Crystal Lake, IL, United States of America

Knaack LLC

Calculating rank
USPTO Granted Patents = 18

% Expired Patents = 5.6



Trademarks = 30

Forward Citations = 225

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30 inventors (with patents filed for the assignee):

goldMedal Robert A Bergum (10 out of 15 patents)

silverMedal Jeff Kotz (3 out of 3 patents)

bronzeMedal Snehal Madhavrao Wagh (3 out of 3 patents)

4.  Ajay Utpat (2 out of 5 patents)

5.  Jose R Rodriguez (2 out of 5 patents)

6.  Pravin E Lokhande (2 out of 2 patents)

7.  Barry Bidinger (2 out of 3 patents)

8.  Jerry Draffkorn, Jr (2 out of 2 patents)

9.  Atul Saigal (2 out of 4 patents)

10.  Gerald A Draffkorn (2 out of 11 patents)

11.  Tek Lentine (1 out of 17 patents)

12.  Chung C Jung (1 out of 2 patents)

13.  Wayne Matthew Hansen (1 out of 19 patents)

14.  Marc Pullman (1 out of 1 patent)

15.  Joe Montgomery (1 out of 1 patent)


18 patents:

1. 10258152 - Foldable shelving unit with pivot block (2019-04-16),
2. D834921 - Corner bracket for mobile cart panels (2018-12-04),
3. 9694756 - Drop down ladder rack (2017-07-04),
4. D752373 - Storage cabinet cover (2016-03-29),
5. D742672 - Storage cabinet cover (2015-11-10),
6. D727667 - Storage cabinet with drawer (2015-04-28),
7. 8960814 - Lock system with spring-loaded latching mechanism (2015-02-24),
8. D719771 - Storage cabinet with drawer (2014-12-23),
9. 8917497 - Jobsite storage cabinet for housing electronic equipment (2014-12-23),
10. 8601838 - Locking mechanism (2013-12-10),
11. 8162190 - Ergonomic lift mechanism for a truck box (2012-04-24),
12. 8157312 - Universal modular storage for a vehicle (2012-04-17),
13. D656353 - Shelving unit (2012-03-27),
14. 8096152 - Locking system for a storage container (2012-01-17),
15. D647731 - Shelving unit (2011-11-01),
Company Overview
Knaack LLC, based in Crystal Lake, Illinois, specializes in the design and manufacturing of high-quality job site storage solutions. The company is renowned for its durable and secure storage products, including toolboxes and job site containers, catering primarily to the construction and industrial sectors. Knaack focuses on innovation in materials and design to enhance the efficiency and safety of job sites, ensuring that tools and equipment are well-protected and easily accessible for professionals across various trades.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

18 Patents

#8 in Crystal Lake, IL

#915 in Illinois

#17,974 in US

#34,244 in the World

Crystal Lake, IL (US)
Crystal Lake, IL, United States of America

Knaack LLC

Forward Citations = 225

30 inventors:

goldMedal Robert A Bergum (10 out of 15 patents)

silverMedal Jeff Kotz (3 out of 3 patents)

bronzeMedal Snehal Madhavrao Wagh (3 out of 3 patents)

4.  Ajay Utpat (2 out of 5 patents)

5.  Jose R Rodriguez (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Knaack LLC. Retrieved from https://idiyas.com/company/knaack

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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