HTS Motors for Hybrid Electric Aircraft — PatSnap Eureka
High-Temperature Superconducting Motors for Hybrid Electric Aircraft
Engineering high-temperature superconducting (HTS) motors for hybrid electric aircraft propulsion is one of aviation's most demanding R&D frontiers. Discover where patent intelligence can accelerate your search — and how to structure your next query for rigorous, sourced results.
Why HTS Motor Patent Intelligence Requires Careful Query Design
High-temperature superconducting (HTS) motors for hybrid electric aircraft represent one of the most technically demanding intersections in modern aerospace engineering. The field spans cryogenic systems, power electronics, materials science, and airframe integration — meaning patent coverage is distributed across multiple IPC classes rather than concentrated in a single classification.
A comprehensive search requires consulting databases including PatSnap's IP analytics platform, USPTO Full-Text, Espacenet, and Lens.org using IPC codes H02K55 (superconducting machines) and B64D27 (aircraft power plants) in combination.
The specific combination of terms — HTS motors plus hybrid electric aircraft — may return sparse results in any single database. Broadening search terms to include "superconducting electric motor aerospace," "cryogenic propulsion motor," or "MW-class superconducting motor" substantially improves coverage. PatSnap's life sciences and deep-tech intelligence tools offer structured approaches to this kind of multi-domain query.
Technical literature from NASA Glenn Research Center, DLR, and the ASCEND and CHEETA programs represents the primary publicly available body of knowledge on MW-class superconducting motors for aviation. These institutions have published extensively on this topic and their work is indexed in IEEE Xplore and the AIAA digital library.
Recommended Search Terms for HTS Aviation Motor Research
Broadening beyond the specific term combination significantly improves patent coverage across the distributed IPC landscape of this field.
Superconducting Electric Motor Aerospace
This broader formulation captures patent families that describe superconducting motor architectures intended for aerospace applications without explicitly naming hybrid electric aircraft as the end use. It surfaces assignees working on enabling motor technology across aviation segments.
Recommended primary termCryogenic Propulsion Motor
HTS motors require cryogenic cooling systems to maintain superconducting operating temperatures. Searching on the cryogenic subsystem angle surfaces patents from cooling system developers, cryostat designers, and thermal management specialists whose work is essential to HTS motor viability in aircraft.
Subsystem coverageMW-Class Superconducting Motor
Aircraft propulsion demands megawatt-class power output. Filtering by power class focuses results on the high-power end of the superconducting motor spectrum where aviation-relevant engineering challenges — including fault tolerance, quench protection, and power density — are most actively addressed in the patent literature.
Power-level filterASCEND / CHEETA Program Literature
NASA Glenn Research Center, DLR, and the ASCEND and CHEETA programs have published extensively on HTS propulsion. Searching these program names in IEEE Xplore and the AIAA digital library returns peer-reviewed conference papers and technical reports that complement patent database results with detailed engineering analysis.
Technical literatureNavigating the HTS Motor Patent Landscape
Understanding how patent coverage is distributed across IPC classes and database sources helps structure a more complete and defensible research query.
Recommended IPC Code Coverage for HTS Aviation Motor Search
Five IPC classes span the full technology stack of superconducting aircraft motors — from the motor itself to cryogenics and airframe integration.
Recommended Patent & Literature Databases for HTS Propulsion Research
Each database covers a different slice of the HTS aviation motor knowledge base — combining them maximises coverage.
Institutions Publishing on HTS Aviation Propulsion
These organisations have published extensively on high-temperature superconducting propulsion for aviation and represent the primary sources of public technical knowledge in this field.
NASA Glenn Research Center
NASA Glenn has published extensively on MW-class superconducting motor development for aviation, including work on the ASCEND and CHEETA programs. Their technical reports are indexed in IEEE Xplore and the AIAA digital library and represent some of the most detailed publicly available engineering analysis on HTS propulsion system architecture.
DLR (German Aerospace Center)
DLR has been an active contributor to superconducting propulsion research for hybrid electric aircraft, publishing on motor design, cryogenic integration, and system-level trade studies. Their work complements NASA's program-level research with detailed component-level engineering analysis relevant to European aviation electrification goals.
Patent Database Selection Guide for HTS Motor Research
| Database | Coverage Type | Best For | IPC Search | Priority |
|---|---|---|---|---|
| USPTO Full-Text | US patents, full text | US assignee landscape, claim-level search | ✓ | Primary |
| Espacenet | Global patents, IPC-structured | H02K55 + B64D27 combined search | ✓ | Primary |
| Lens.org | Patents + literature | Open-access, cross-domain queries | ✓ | Secondary |
| IEEE Xplore | Peer-reviewed papers | NASA Glenn, DLR technical publications | — | Secondary |
| AIAA Digital Library | Conference papers | ASCEND / CHEETA program outputs | — | Tertiary |
Need a deeper IP landscape on superconducting propulsion?
PatSnap's analytics platform structures cross-database results into actionable assignee maps and technology cluster views.
HTS Motors for Hybrid Electric Aircraft — key questions answered
The primary IPC codes relevant to superconducting motors for aerospace are H02K55 (superconducting machines) and B64D27 (aircraft power plants). Searching these codes directly in Espacenet or Lens.org provides the most comprehensive assignee landscape analysis available.
NASA Glenn Research Center, DLR, and the ASCEND and CHEETA programs have published extensively on high-temperature superconducting propulsion for aviation. These institutions represent the primary sources of publicly available technical literature on MW-class superconducting motors for aircraft.
Recommended search terms include "superconducting electric motor aerospace," "cryogenic propulsion motor," and "MW-class superconducting motor." These broader formulations help surface relevant patent families that may not appear under highly specific combined queries.
IEEE Xplore and the AIAA digital library are the primary repositories for peer-reviewed conference papers and journal articles on high-temperature superconducting propulsion systems. Both databases index work from NASA, DLR, and university research groups active in this field.
USPTO Full-Text, Espacenet, and Lens.org are the recommended patent databases for researching superconducting motor technology. Using IPC codes H02K55 and B64D27 in combination provides the most targeted results for the aerospace superconducting propulsion space.
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References
- European Patent Office — Espacenet Patent Database (IPC H02K55, B64D27)
- USPTO — United States Patent and Trademark Office Full-Text Patent Database
- Lens.org — Open Patent and Scholarly Literature Database
- IEEE Xplore Digital Library — Peer-Reviewed Papers on HTS Propulsion Systems
- NASA Glenn Research Center — ASCEND and CHEETA Program Publications on Superconducting Propulsion
All data and statistics on this page are sourced from the references above and from PatSnap's proprietary innovation intelligence platform.
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