Inventor
Craig R. Legros
Inventor
Rockford, IL, US
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines21%
B64DEquipment for fitting in or to aircraft9%
Y10TTechnical subjects covered by former us classification9%
F01DNon-positive displacement machines or engines, e.g. steam turbines6%
F02NStarting of combustion engines6%
F04DNon-positive-displacement pumps6%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants6%
F02CGas-turbine plants4%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact4%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters4%
PatentTitleYear
11,134,585Aircraft power electronic unit and method of cooling202110,868,483DC generator system202010,333,364Slot insulation for electrical machines201910,132,369Automatically actuated disconnect couplings20189,923,434'Rotor end band'20189,903,666'Motor stator cooling with dual coolant two-phase heat exchanger'20189,671,172'Motor with cooled rotor'20178,928,166'Mixed mode power generation architecture'20158,920,136'Seal arrangement for turbomachine'20148,884,480'Motor with cooled rotor'20148,878,409'Containment band for permanent magnet generator'20148,424,416'Layshaft generator'20138,316,880'Oil filter bypass valve assembly for a generator'20128,089,179'Hybrid aircraft electrical architecture with both variable and constant frequency generators'20128,018,086'Hybrid constant/variable frequency starter drive'20117,834,509'Rotor assembly for electromechanical machine'20105,523,635'Switched reluctance starter/generator'19965,489,810'Switched reluctance starter/generator'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Patents assigned to SUNDSTRAND CORP (2)· patent assignee history
1996–2021Based in Rockford, IL, US· patent location history
2010–2021Patents assigned to HAMILTON SUNDSTRAND CORP (15)· patent assignee history
2012–2015Patents assigned to LEGROS CRAIG R (7)· patent assignee history
2013Patents assigned to CASS MICHAEL F (1)· patent assignee history
2015Patents assigned to BEHLING DAVID S (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HAMILTON SUNDSTRAND CORP | 15 | 2010–2021 |
| LEGROS CRAIG Rself | 7 | 2012–2015 |
| SUNDSTRAND CORP | 2 | 1996 |
| BEHLING DAVID S | 1 | 2015 |
| CASS MICHAEL F | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rockford, Illinois, US | 18 | 1996–2021 |