For the Inventor, By the Inventor

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St. Louis, MO, United States of America

Clarke Industries, Inc.

USPTO Granted Patents = 13

Trademarks = 2

Forward Citations = 265

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20 inventors (with patents filed for the assignee):

Jack L Burgoon (4 out of 19 patents)

Emert R Whitaker (3 out of 8 patents)

Lenard K Deiterman (2 out of 9 patents)

4. Michael G Kramer (2 out of 5 patents)

5. Douglas A Bargiel (2 out of 2 patents)

6. James A Pritchett (2 out of 4 patents)

7. Alfred H Lemke (2 out of 3 patents)

8. James J Keazer (1 out of 2 patents)

9. Trent A Fulghum (1 out of 5 patents)

10. Joseph M Donatelli (1 out of 3 patents)

11. Anthony P DiGiovanni (1 out of 1 patent)

12. Norbert H Himburg (1 out of 1 patent)

13. Jeffery T Buysse (1 out of 1 patent)

14. Michael D Combs (1 out of 1 patent)

15. Donald E Line (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 5797163 - Liquid extraction machine (1998-08-25),

2. 5745043 - Indicator junction module for pressure washer (1998-04-28),

3. 5713310 - Heat exchanger for pressure washer (1998-02-03),

4. D381779 - Combined wet and dry vacuum cleaner (1997-07-29),

5. 5623743 - Mobile surface scrubber solution recovery system (1997-04-29),

6. 5605493 - Stone polishing apparatus and method (1997-02-25),

7. 5588179 - Dust box emptying device (1996-12-31),

8. 5575710 - Leveling mechanism for floor sanders (1996-11-19),

9. 5509162 - Hinged brush retaining arm for sweepers (1996-04-23),

10. 5477580 - Grout brush for a rotary floor machine (1995-12-26),

11. 5383251 - Floor scrubber having interlocking tanks (1995-01-24),

12. 5194077 - Dual chamber filter assembly with shaker (1993-03-16),

13. 5155876 - Integrated sound baffle (1992-10-20),

Clarke Industries, Inc. is a leading manufacturing company specializing in high-quality industrial equipment and machinery. With a strong focus on innovation and customer satisfaction, Clarke Industries, Inc. provides solutions for a wide range of industries including automotive, aerospace, and construction. Their products are known for their reliability, efficiency, and durability, making them a trusted choice for businesses worldwide.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

13 Patents

#155 in St. Louis, MO

#343 in Missouri

#23,808 in US

#44,950 in the World

St. Louis, MO, United States of America

Clarke Industries, Inc.

Forward Citations = 265

20 inventors:

Jack L Burgoon (4 out of 19 patents)

Emert R Whitaker (3 out of 8 patents)

Lenard K Deiterman (2 out of 9 patents)

4. Michael G Kramer (2 out of 5 patents)

5. Douglas A Bargiel (2 out of 2 patents)

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