Duke Manufacturing CO
At a glance
Employees500+
In business sinceNot reported
HeadquartersSaint Louis, MO
US patents78
SAM.gov UEIK6Z6XEJ3EE51
CAGE code9Q4B6
Incorporated inMO
LEI5493007AS8QVJTYVXI32
Supplier designations
For Profit OrganizationManufacturer of GoodsSubchapter S Corporation
Self-certified by the company in its SAM.gov registration
Patents
78 US patents granted 1981–2025, 22 of them in the five years to SEP 2025, including 18 design patents.
Furniture, games 22Thermal processes and apparatus 9Computer technology 6IT methods for management 3Handling 3
- Networked food preparation apparatusUS 12,418,435 · granted SEP 16, 2025
- Liner for a food holding wellUS D1091238 · granted SEP 2, 2025
- Food management systemUS 12,399,608 · granted AUG 26, 2025
- Liner for food holding wellUS D1082430 · granted JUL 8, 2025
- Food preparation apparatus having a virtual data busUS 12,333,889 · granted JUN 17, 2025
Newest 5 shown · Granted to Duke Manufacturing Co. · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plants
2 FACILITIES| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Duke Manufacturing CO | Saint Louis | MO | — | LIKELY ACTIVE |
| Duke Manufacturing CO | Sedalia | MO | 500+ | LIKELY ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.