For the Inventor, By the Inventor

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Hunstville, AL, United States of America

Schwarze Industries, Inc.

USPTO Granted Patents = 16

EPO Patents = 1

Trademarks = 2

Forward Citations = 120

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20 inventors (with patents filed for the assignee):

Edward B Stell (5 out of 6 patents)

Anthony Canova Libhart (5 out of 7 patents)

Dale D Glubrecht (3 out of 3 patents)

4. Brian Giles (3 out of 3 patents)

5. Felix W Crunk, Iii (3 out of 3 patents)

6. Jim E Adair (3 out of 3 patents)

7. Ronald J Schrimsher (2 out of 2 patents)

8. Sean H Howley (2 out of 2 patents)

9. Jared N Berke (2 out of 2 patents)

10. John D Madderra (2 out of 2 patents)

11. John D Quick (2 out of 2 patents)

12. Jodie R Wallace (2 out of 2 patents)

13. Steve Hanvey (2 out of 2 patents)

14. Mark Robert Schwarze (2 out of 2 patents)

15. James Abbott Garrett (1 out of 2 patents)

16 patents: Sort by Forward Citations

1. 12345003 - Automatic side broom strike pattern positioning system for a street sweeping machine (2025-07-01),

2. 11572667 - Roadway sweeper with multiple sweeping modes (2023-02-07),

3. 10711416 - Roadway sweeper with multiple sweeping modes (2020-07-14),

4. 10190275 - Pavement sweeper with conveyor lift-out drop-in system (2019-01-29),

5. 9783942 - Gutter broom position-control system (2017-10-10),

6. 9353492 - Pavement sweeper with conveyor lift out drop in system (2016-05-31),

7. 8117711 - High efficiency intake hood system for mobile sweeper vehicles (2012-02-21),

8. 7721374 - Debris/load leveling system (2010-05-25),

9. 7621018 - Road/pavement cleaning machine having air-blast functionality (2009-11-24),

10. 7441303 - Pavement/surface sweeper having a simplified hydraulic system (2008-10-28),

11. 7159949 - Dump door open/close system (2007-01-09),

12. 6412203 - Elevatable signboard system for highway vehicles (2002-07-02),

13. 6371565 - High-lift lateral dump system for pavement/street sweepers (2002-04-16),

14. 6070290 - High maneuverability riding turf sweeper and surface cleaning apparatus (2000-06-06),

15. 6052865 - Air brush vaccum-fan gutter broom (2000-04-25),

Schwarze Industries, Inc. is a leading manufacturer of street sweepers and related cleaning equipment. With over 45 years of industry experience, Schwarze Industries is committed to providing innovative and efficient solutions for public and private sector cleaning needs. Our wide range of sweepers include mechanical, regenerative air, and vacuum machines, all designed to ensure thorough cleaning and enhanced environmental sustainability. Through cutting-edge technology and exceptional customer service, Schwarze Industries continues to be a trusted name in the cleaning equipment industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

16 Patents

#1 in Hunstville, AL

#78 in Alabama

#19,280 in US

#36,651 in the World

Hunstville, AL, United States of America

Schwarze Industries, Inc.

Forward Citations = 120

20 inventors:

Edward B Stell (5 out of 6 patents)

Anthony Canova Libhart (5 out of 7 patents)

Dale D Glubrecht (3 out of 3 patents)

4. Brian Giles (3 out of 3 patents)

5. Felix W Crunk, Iii (3 out of 3 patents)

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