Patents
US 12442339 B2: Electric drive system for a vehicle
- Granted
- 2025-10-14
- Filed
- 2022-07-28 application 17876070
- Type
- Utility · 19 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
An electric drive system for a vehicle and a method includes determining a headroom target for a drive system of a vehicle that includes an engine. The method includes determining whether a current speed of the engine can be decreased while the engine continues to provide a requested traction output of the drive system, and responsive to determining that the current speed of the engine can be decreased, decreasing the current speed of the engine to a reduced speed while the engine maintains the headroom target determined by the drive system.
Source: PVGPATDIS, file of 2026-04-10 (ipg251014.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Transportation IP Holdings, LLC 631 patents | US company or organization | Not reported | PVGPATDIS, file of 2026-04-10 | |
| KOMATSU AMERICA CORP. 19 patents | US company or organization | Not reported | PVGPATDIS, file of 2026-04-10 | |
| Cummins Inc. 1,481 patents | US company or organization | Not reported | CUMMINS INC SEC filer EXACT medium confidence: identical full name, one of each nationally | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Henry Todd Young | Erie, PA | 112 | PVGPATDIS, file of 2026-04-10 | |
| Rekha Doddarangaiah Prasad | Warrendale, PA | 7 | PVGPATDIS, file of 2026-04-10 | |
| David J. Scott | Washington, IL | 18 | PVGPATDIS, file of 2026-04-10 | |
| Timothy Robert Heller | Germantown Hills, IL | 1 | PVGPATDIS, file of 2026-04-10 | |
| Venkat Jayaraman | Columbus, IN | 2 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F02D | Controlling combustion engines | F02D29/02 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2022-10-11 | Assignment Assignment of assignor's interest | SCOTT, DAVID JOHN signed 2022-08-07 JAYARAMAN, VENKAT signed 2022-10-05 | TRANSPORTATION IP HOLDINGS, LLC NORWALK, CT | 61374/851 | ECORSEXC, file of 2026-09-25 |
| 2022-07-28 | Assignment Assignment of assignor's interest | PRASAD, REKHA DODDARANGAIAH signed 2021-11-28 YOUNG, HENRY TODD signed 2021-11-30 | TRANSPORTATION IP HOLDINGS, LLC NORWALK, CT | 60660/915 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
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.