Coherent INC
At a glance
EmployeesNot reported
In business since1971
HeadquartersSanta Clara, CA
US patents545
SAM.gov UEICJSZL2YC2R43
CAGE code1DR13
Incorporated inDE
LEI549300RYOCKUMWACR010
- networking
- lasers
Named on the company’s own website, read JUL 29, 2026
CareersCareers page — seen SEP 8, 2026
Supplier designations
For Profit OrganizationManufacturer of Goods
Self-certified by the company in its SAM.gov registration
Patents
545 US patents granted 1978–2025, 18 of them in the five years to SEP 2025, including 2 design patents.
Optics 398Medical technology 41Machine tools 36Measurement 28Textile and paper machines 10
- Optomechanical assemblies for temperature-robust laser beam combination and deliveryUS 12,383,978 · granted AUG 12, 2025
- Diode-pumped solid-state laser apparatus for laser annealingUS 12,294,194 · granted MAY 6, 2025
- Spectrally broadening ultrashort-pulse compressorUS 12,263,533 · granted APR 1, 2025
- Thermally actuated adaptive opticsUS 12,055,788 · granted AUG 6, 2024
- Radio-frequency excited gas laserUS 11,848,530 · granted DEC 19, 2023
Newest 5 shown · Granted to Coherent, Inc. · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Coherent INC | Santa Clara | CA | — | ACTIVE |
WARN Act notices
- Layoff notice effective JUL 11, 2023 · 196 employees · Alameda County, CA
- Layoff notice effective MAY 15, 2023 · 108 employees · Alameda County, CA
Filed with the state under the federal WARN Act · WARN Act notices feed, CC BY 4.0
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.