Quantumscape Battery, INC.
At a glance
Employees100-499
In business since2010
Industry
HeadquartersSan Jose, CA
US patents65
SAM.gov UEIJF9WKH6DL4C1
CAGE code68FY5
Incorporated inDE
- lithium-metal battery technology
- batteries
- transportation
- data centers
- anode-less cell design
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
65 US patents granted 2021–2025, 65 of them in the five years to SEP 2025.
Electrical machinery, apparatus, energy 37Materials, metallurgy 20Transport 8
- Rapid thermal processing methods and apparatusUS 12,378,164 · granted AUG 5, 2025
- Solid state catholyte or electrolyte for energy storage devicesUS 12,347,863 · granted JUL 1, 2025
- Thermal management system for vehicles with an electric powertrainUS 12,311,805 · granted MAY 27, 2025
- Battery thermal management system and methods of useUS 12,311,804 · granted MAY 27, 2025
- Battery control systemsUS 12,252,032 · granted MAR 18, 2025
Newest 5 shown · Granted to Quantumscape Battery, INC. · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plants
4 FACILITIES| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| QuantumScape Battery, Inc. SJ2 | San Jose | CA | 100–499 | LIKELY ACTIVE |
| Quantumscape Battery, INC. | San Jose | CA | 100–499 | ACTIVE |
| QuantumScape Battery, Inc. SJ4 | San Jose | CA | 100–499 | LIKELY ACTIVE |
| QuantumScape Battery, Inc. SJ5 | San Jose | CA | 20–99 | 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.