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For the Inventor, By the Inventor

Sullivan, IL, United States of America

Agri-Fab, Inc.

Calculating rank
USPTO Granted Patents = 42

% Expired Patents = 11.9



Trademarks = 9

Forward Citations = 611

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23 inventors (with patents filed for the assignee):

goldMedal Ronald J Hickenbottom (11 out of 11 patents)

silverMedal John Richard Johnson (5 out of 23 patents)

bronzeMedal Neil Edwin Bowsher (5 out of 7 patents)

4.  Charles Young Choi (4 out of 95 patents)

5.  Mark R Pavel (4 out of 7 patents)

6.  Jay David Taber (4 out of 4 patents)

7.  Donald Richard Wittkowski (4 out of 4 patents)

8.  Miroslav Vuckovic (3 out of 21 patents)

9.  Hans Hauser (3 out of 44 patents)

10.  Anthony Todd Harris (3 out of 3 patents)

11.  Douglas E Schneider (3 out of 3 patents)

12.  Justin Todd Adcock (3 out of 3 patents)

13.  Evan T Ward (3 out of 36 patents)

14.  Danney Dendy (2 out of 3 patents)

15.  Lee Conner (2 out of 2 patents)


Core Competencies:
Brush Height Setting
Lawn Sweeper
Hopper Assembly
Lawn Spreader
Tow Broadcast Spreader
Aerator
Zero Turn Cart
Hydraulic Splitter
Heavy Duty Transaxle
Tilt-able Hopper
Combination Aerator
Push Spiker

42 patents:

1. 9027189 - Brush height setting assembly and method (2015-05-12),
2. 8955188 - Sweeper drive assembly (2015-02-17),
3. 8646141 - Lawn sweeper assembly with adjustable brush assembly and hopper assembly and method of use thereof (2014-02-11),
4. 8640294 - Lawn sweeper assembly with adjustable brush assembly and hopper assembly and method of use thereof (2014-02-04),
5. 8549689 - Lawn sweeper assembly with tilt-able hopper and latch assembly and method of use thereof (2013-10-08),
6. 8393039 - Lawn sweeper assembly with tilt-able hopper and latch assembly and method of use thereof (2013-03-12),
7. 8376250 - Lawn spreader hopper flow control apparatus (2013-02-19),
8. 8359694 - Lawn sweeper assembly with adjustable brush assembly and hopper assembly and method of use thereof (2013-01-29),
9. 8056838 - Lawn spreader hopper flow control apparatus (2011-11-15),
10. D610591 - Push broadcast spreader (2010-02-23),
11. D610590 - Tow broadcast spreader (2010-02-23),
12. D606565 - Dump cart (2009-12-22),
13. 7604066 - Multipurpose rear grooming assembly for a vehicle and method of storage of multiple grooming assemblies therewith (2009-10-20),
14. D602046 - Push broadcast spreader (2009-10-13),
15. D602045 - Tow broadcast spreader (2009-10-13),
Company Overview
Agri-Fab, Inc. is a prominent manufacturer based in Sullivan, Illinois, specializing in outdoor lawn and garden equipment. The company focuses on innovative solutions such as lawn sweepers, broadcast spreaders, and aerators, enhancing efficiency in landscaping and maintenance tasks. With a commitment to quality, Agri-Fab also develops advanced technologies like hydrostatic transaxles and hopper flow control systems, catering to both residential and commercial markets. Their diverse product range supports effective lawn care and garden management.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Agri-Fab, Inc. USPTO Patent Assignee Logo
42 Patents

#2 in Sullivan, IL

#454 in Illinois

#8,270 in US

#16,383 in the World

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

Agri-Fab, Inc.

Forward Citations = 611

23 inventors:

goldMedal Ronald J Hickenbottom (11 out of 11 patents)

silverMedal John Richard Johnson (5 out of 23 patents)

bronzeMedal Neil Edwin Bowsher (5 out of 7 patents)

4.  Charles Young Choi (4 out of 95 patents)

5.  Mark R Pavel (4 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Agri-Fab, Inc.. Retrieved from https://idiyas.com/company/agri-fab

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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