Patents
US 12720875 B2: Multijunction solar cell
- Granted
- 2026-08-25
- Filed
- 2024-09-04 application 18824533
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A multijunction solar cell including an upper first solar subcell; a second solar subcell disposed under and adjacent to the upper first solar subcell; and a third solar subcell disposed under and adjacent to the second solar subcell; wherein at least one of the base and emitter layers of at least a particular solar subcell has a graded band gap throughout at least a portion of thickness of its active layer adjacent to the photoelectric junction and having spaced apart regions with equal band gap spaced away from the photoelectric junction.
Source: PTBLXML, file of 2026-08-25 (ipgb20260825.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| SolAero Technologies Corp. 189 patents | US company or organization | Albuquerque, NM | SOLAERO TECHNOLOGIES CORP State business registration EXACT high confidence: identical full name and state SOLAERO TECHNOLOGIES, INC. Federal lobbying client FUZZY medium confidence: same name (legal endings aside) and state | PTBLXML, file of 2026-08-25 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| John Hart | Albuquerque, NM | 19 | PTBLXML, file of 2026-08-25 | |
| Daniel Derkacs | Albuquerque, NM | 84 | PTBLXML, file of 2026-08-25 | |
| Zachary Bittner | Albuquerque, NM | 18 | PTBLXML, file of 2026-08-25 | |
| Andrew Espenlaub | Albuquerque, NM | 14 | PTBLXML, file of 2026-08-25 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| H10F | Inorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation | H10F10/163 | PTBLXML, file of 2026-08-25 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
No recorded assignments or security interests on file for this patent.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.