The Pipe Line Development Company
At a glance
Employees20-99
In business sinceNot reported
HeadquartersStrongsville, OH
US patents15
SAM.gov UEIQX38ZABMMDQ4
CAGE code347V8
Incorporated inOH
- pipeline repair
- maintenance fittings
- connectors
- hot tapping
Named on the company’s own website, read JUL 29, 2026
Supplier designations
For Profit OrganizationManufacturer of GoodsSubchapter S Corporation
Self-certified by the company in its SAM.gov registration
Patents
15 US patents granted 1976–2020, 1 of them in the five years to SEP 2025.
Mechanical elements 12Machine tools 2Surface technology, coating 1
- Modular split sleeveUS 10,816,126 · granted OCT 27, 2020
- Independently hydraulically clamped and sealed fittingUS 10,571,061 · granted FEB 25, 2020
- Split fitting for pipeUS 8,424,925 · granted APR 23, 2013
- Method and apparatus for cutting, sealing and opening pipeUS 6,131,597 · granted OCT 17, 2000
- Riser fittingUS 5,899,507 · granted MAY 4, 1999
Newest 5 shown · Granted to The Pipe Line Development Company · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| The Pipe Line Development Company | Strongsville | OH | 20–99 | 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.