Inventor
Joe C. Lambert
Inventor
Charlottesville, VA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters26%
B60LPropulsion of electrically-propelled vehicles21%
Y02TClimate change mitigation technologies related to transportation21%
G01RMeasuring electric variables11%
H02JElectric power networks11%
A01KAnimal husbandry5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
7,595,607'Battery charging system and methods'20095,598,072'Regenerative braking circuit utilizing separately excited motor'19975,119,011'Battery state of charge indicator'19924,730,151'Continuous field control of series wound motors'19884,479,080'Electrical braking control for DC motors'19844,423,363'Electrical braking transitioning control'19834,328,447'DC Motor speed regulator'19824,201,157'Portable animal handling unit'19803,995,204'Braking mode control for an electric traction motor'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2009Patents assigned to GEN ELECTRIC (8)· patent assignee history
1976Based in Roanoke, VA, US· patent location history
1980Patents assigned to LAMBERT JOE (1)· patent assignee history
1980Based in Smith Center, KS, US· patent location history
1982–1988Based in Charlottesville, VA, US· patent location history
1992–1997Based in Mebane, NC, US· patent location history
2009Based in Raonoke, VA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 8 | 1976–2009 |
| LAMBERT JOEself | 1 | 1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Charlottesville, Virginia, US | 4 | 1982–1988 |
| Mebane, NC, US | 2 | 1992–1997 |
| Raonoke, Virginia, US | 1 | 2009 |
| Smith Center, KS, US | 1 | 1980 |
| Roanoke, Virginia, US | 1 | 1976 |