For the Inventor, By the Inventor

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Sullivan, IL, United States of America

Agri-Fab, Inc.

USPTO Granted Patents = 42

% Expired Patents = 11.9

CIPO Patents = 1

EPO Patents = 3

Trademarks = 9

Forward Citations = 608

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23 inventors (with patents filed for the assignee):

Ronald J Hickenbottom (11 out of 11 patents)

John Richard Johnson (5 out of 23 patents)

Neil Edwin Bowsher (5 out of 7 patents)

4. Charles Young Choi (4 out of 94 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: Sort by Forward Citations

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),

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 based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

42 Patents

#2 in Sullivan, IL

#453 in Illinois

#8,248 in US

#16,326 in the World

Sullivan, IL, United States of America

Agri-Fab, Inc.

Forward Citations = 608

23 inventors:

Ronald J Hickenbottom (11 out of 11 patents)

John Richard Johnson (5 out of 23 patents)

Neil Edwin Bowsher (5 out of 7 patents)

4. Charles Young Choi (4 out of 94 patents)

5. Mark R Pavel (4 out of 7 patents)

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