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For the Inventor, By the Inventor

Peculiar, MO, United States of America

Sioux Chief Mfg. Co., Inc.

Calculating rank
USPTO Granted Patents = 32

% Expired Patents = 21.9


Trademarks = 5

Forward Citations = 517

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15 inventors (with patents filed for the assignee):

goldMedal Frank D Julian (16 out of 23 patents)

silverMedal Joseph P Ismert (13 out of 28 patents)

bronzeMedal Duane R Condon (7 out of 53 patents)

4.  Truman J Stegmaier (7 out of 9 patents)

5.  Brian E Ismert (6 out of 6 patents)

6.  Dominic P Ismert (5 out of 16 patents)

7.  Christopher J Ismert (4 out of 4 patents)

8.  Jeremiah T Winnat (2 out of 2 patents)

9.  Rex L Baer (2 out of 3 patents)

10.  Victor M Carr (2 out of 2 patents)

11.  Cory Adams (2 out of 2 patents)

12.  Christopher P Cucar (1 out of 1 patent)

13.  Joseph N Ismert (1 out of 1 patent)

14.  Richard D Thomas (1 out of 1 patent)

15.  Arthur B Hicks (1 out of 1 patent)


Core Competencies:
Closet Carrier Fitting
Stub-Up Coupling
Drain Assembly
Service Box
Push-Fit Spigot
Pipe Connection Member
Floor Drain
Hanger Connector
Modular Utility Box
Tub Spout
Bi-Dimensional Insulator
Pressure Test Cap

32 patents:

1. 12644269 - Plastic closet carrier fitting (2026-06-02),
2. 12286774 - Stub-up coupling system (2025-04-29),
3. 11473276 - Plumbing service box installation (2022-10-18),
4. 10962123 - Push-fit spigot (2021-03-30),
5. 10544576 - Linear drain assembly (2020-01-28),
6. 9725892 - Plumbing supply line mounting and finish panel assembly (2017-08-08),
7. 9322157 - Mechanically coupled drain fixture and outlet fitting (2016-04-26),
8. 9303804 - Combination glue hub and mechanical coupler for pipe fittings (2016-04-05),
9. 9057460 - Plumbing supply line and drain line mounting and finish panel (2015-06-16),
10. 8622092 - Pipe connection member for connecting a pipe to a pair of parallel brackets (2014-01-07),
11. 8347906 - Floor drain installation system (2013-01-08),
12. 8141831 - Hanger connector for flexible tubing (2012-03-27),
13. 8123257 - Crimp sleeve for flexible tubing (2012-02-28),
14. 8061390 - Pipe hanger system with slidable pipe connection member (2011-11-22),
15. RE42909 - Knock-out pressure test cap with breakaway nipple plug (2011-11-14),
Company Overview
Sioux Chief Mfg. Co., Inc. is a prominent manufacturer specializing in plumbing and drainage products. Based in Peculiar, Missouri, the company focuses on innovative solutions for residential and commercial applications, emphasizing quality and performance. Their product range includes fittings, valves, and various plumbing accessories designed to meet the evolving needs of the construction and plumbing industries. Sioux Chief is dedicated to advancing technology in plumbing systems, ensuring reliability and efficiency in water management.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

Sioux Chief Mfg. Co., Inc. USPTO Patent Assignee Logo
32 Patents

#1 in Peculiar, MO

#145 in Missouri

#10,618 in US

#20,722 in the World

Peculiar, MO (US)
Peculiar, MO, United States of America

Sioux Chief Mfg. Co., Inc.

Forward Citations = 517

15 inventors:

goldMedal Frank D Julian (16 out of 23 patents)

silverMedal Joseph P Ismert (13 out of 28 patents)

bronzeMedal Duane R Condon (7 out of 53 patents)

4.  Truman J Stegmaier (7 out of 9 patents)

5.  Brian E Ismert (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sioux Chief Mfg. Co., Inc.. Retrieved from https://idiyas.com/company/sioux-chief-mfg-company

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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