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For the Inventor, By the Inventor

Sharonville, OH, United States of America

Dubois Chemicals, Inc.

Calculating rank
USPTO Granted Patents = 19

% Expired Patents = 15.8



Trademarks = 93

Forward Citations = 75

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18 inventors (with patents filed for the assignee):

goldMedal Harold Laser (4 out of 5 patents)

silverMedal Brandon E Mahler (4 out of 4 patents)

bronzeMedal Gary L Baker (4 out of 10 patents)

4.  Brent McCurdy (3 out of 5 patents)

5.  Lyle H Steimel (3 out of 10 patents)

6.  David Kelso (3 out of 3 patents)

7.  Ronald J Christensen (3 out of 6 patents)

8.  Richard M Moore (2 out of 2 patents)

9.  Anthony J Bruegge (2 out of 3 patents)

10.  Denny E Daugherty (2 out of 4 patents)

11.  Robert E Ebbeler (1 out of 4 patents)

12.  David Schimpff (1 out of 1 patent)

13.  Bruce Dunham (1 out of 1 patent)

14.  William Frisz (1 out of 1 patent)

15.  Jun O Zhang (1 out of 1 patent)


19 patents:

1. 12559322 - System and method for lubricating a conveyor (2026-02-24),
2. 11629991 - Aspect ratio flow metering device and methods of using (2023-04-18),
3. 10851330 - Method of improving paper machine fabric performance (2020-12-01),
4. 10710037 - Chemical mixing system and method (2020-07-14),
5. 10604895 - Method of improving paper machine forming wire, felt and woven dryer belt performance by the application of peroxide containing solutions (2020-03-31),
6. 9856398 - Method for controlling deposits on papermaking surfaces (2018-01-02),
7. 9751782 - Wastewater treatment system and method (2017-09-05),
8. 9512387 - Cleaning compositions for removing polymeric contaminants from papermaking surfaces (2016-12-06),
9. 9028920 - Pretreatment of metal surfaces prior to paint using polyaniline particles (2015-05-12),
10. 8784679 - Aqueous powder water treatment compositions and methods for making same (2014-07-22),
11. 7918968 - Apparatus for cleaning paper machine press fabrics on-the-run (2011-04-05),
12. 7850824 - Apparatus for cleaning paper machine press fabrics on-the-run (2010-12-14),
13. 7833332 - Coating solution for metal surfaces (2010-11-16),
14. 7597782 - Press stable method of cleaning paper machine press fabrics on-the-run (2009-10-06),
15. 5061392 - Method of making paste detergent and product produced (1991-10-29),
Company Overview
Dubois Chemicals, Inc. is a prominent manufacturer specializing in innovative chemical solutions for various industries, including automotive, metalworking, and industrial cleaning. The company focuses on developing advanced formulations that enhance performance and sustainability, catering to the specific needs of its clients. With a strong emphasis on research and development, Dubois Chemicals is committed to delivering high-quality products that meet the evolving demands of the market while ensuring safety and environmental responsibility.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Dubois Chemicals, Inc. USPTO Patent Assignee Logo
19 Patents

#2 in Sharonville, OH

#738 in Ohio

#17,154 in US

#32,705 in the World

Sharonville, OH (US)
Sharonville, OH, United States of America

Dubois Chemicals, Inc.

Forward Citations = 75

18 inventors:

goldMedal Harold Laser (4 out of 5 patents)

silverMedal Brandon E Mahler (4 out of 4 patents)

bronzeMedal Gary L Baker (4 out of 10 patents)

4.  Brent McCurdy (3 out of 5 patents)

5.  Lyle H Steimel (3 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dubois Chemicals, Inc.. Retrieved from https://idiyas.com/company/dubois-chemicals

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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