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For the Inventor, By the Inventor

Sterling, IL, United States of America

Lawrence Brothers Inc.

Calculating rank
USPTO Granted Patents = 26

Trademarks = 1

Forward Citations = 404

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11 inventors (with patents filed for the assignee):

goldMedal Larry K Johnson (13 out of 13 patents)

silverMedal Robert L Newlon (5 out of 5 patents)

bronzeMedal Delmar McNinch (4 out of 4 patents)

4.  Billie J Uphoff (2 out of 2 patents)

5.  Robert E Strozier (1 out of 5 patents)

6.  Mark H Toomey (1 out of 2 patents)

7.  James Zbinden (1 out of 1 patent)

8.  George W Ries (1 out of 1 patent)

9.  Tom M Lawrence (1 out of 1 patent)

10.  William K Schuttler (1 out of 1 patent)

11.  Kenneth L Gates (1 out of 1 patent)


Core Competencies:
Adjustable Hinge
Security Hinge
Spring Hinge
Door Frame Construction
Bifold Door Hinge
Releasable Door Stop
Bearing Supported Truck
Load Supporting Hinge
Barn Door Framing
Pivot Assembly
Latch Assembly
Drilling Unit

26 patents:

1. 5713105 - Adjustable hinge (1998-02-03),
2. D305403 - Combined rescue door stop and striker plate (1990-01-09),
3. 4552094 - Horse stall construction (1985-11-12),
4. 4538323 - Bearing supported truck assembly for sliding door (1985-09-03),
5. 4513555 - Barn door framing system (1985-04-30),
6. 4513554 - Barn door framing system (1985-04-30),
7. 4513535 - Barn door framing system (1985-04-30),
8. 4359804 - Load supporting hinge structure with concealed angular bearing (1982-11-23),
9. 4340246 - Latch assembly (1982-07-20),
10. 4339845 - Spring hinge (1982-07-20),
11. 4295514 - Bifold door hinge assembly (1981-10-20),
12. 4288887 - Frame corner connector (1981-09-15),
13. 4216986 - Releasable door stop assembly (1980-08-12),
14. 4193245 - Door frame construction (1980-03-18),
15. 4168409 - Security hinge with sealed switch and operator concealed therein (1979-09-18),
Company Overview
Lawrence Brothers Inc. is a prominent manufacturer based in Sterling, Illinois, specializing in the production of high-quality industrial components and equipment. The company focuses on delivering innovative solutions across various sectors, including automotive, aerospace, and general manufacturing. With a commitment to precision engineering and customer satisfaction, Lawrence Brothers leverages advanced technologies to enhance product performance and reliability, serving clients both domestically and internationally.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

26 Patents

#3 in Sterling, IL

#676 in Illinois

#12,875 in US

#24,848 in the World

Sterling, IL (US)
Sterling, IL, United States of America

Lawrence Brothers Inc.

Forward Citations = 404

11 inventors:

goldMedal Larry K Johnson (13 out of 13 patents)

silverMedal Robert L Newlon (5 out of 5 patents)

bronzeMedal Delmar McNinch (4 out of 4 patents)

4.  Billie J Uphoff (2 out of 2 patents)

5.  Robert E Strozier (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lawrence Brothers Inc.. Retrieved from https://idiyas.com/company/lawrence-brothers

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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