Kurt J Lesker CO
At a glance
Employees100-499
In business since1968
HeadquartersClairton, PA
US patents6
SAM.gov UEIE2JQUCNKLE93
CAGE code29145
Incorporated inPA
LEI549300FYLENJEQ66XV30
Brands
Lesker U Live
Vacuum Mart
Process EquipmentThis company sells these brands.
- Kurt J
- sputtering targets
- evaporation materials
- vacuum chambers
- thin film deposition
- pump repair
- backing plates
- Americas
- Central America
- South America
Named on the company’s own website, read JUL 29, 2026
CareersCareers page — seen SEP 8, 2026
Supplier designations
For Profit OrganizationManufacturer of GoodsWoman Owned BusinessWoman Owned Small Business
Self-certified by the company in its SAM.gov registration
Patents
6 US patents granted 2004–2025, 2 of them in the five years to SEP 2025.
Electrical machinery, apparatus, energy 3Surface technology, coating 3
- Pressure-induced temperature modification during atomic scale processingUS 12,205,803 · granted JAN 21, 2025
- Ultra high purity conditions for atomic scale processingUS 11,631,571 · granted APR 18, 2023
- Surrounding field sputtering sourceUS 10,358,713 · granted JUL 23, 2019
- Hermetically sealed magnetic keeper cathodeUS 10,115,574 · granted OCT 30, 2018
- Atomic layer deposition apparatus and processUS 9,695,510 · granted JUL 4, 2017
Newest 5 shown · Granted to Kurt J. Lesker Company · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Kurt J Lesker CO | Clairton | PA | 100–499 | 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.