Inventor
Thomas J. Sheahan
Inventor
Cary, IL, US
Overview
Patents· 13 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 converters39%
G01KMeasuring temperature17%
G01RMeasuring electric variables17%
D06FLaundering, drying, ironing, pressing or folding textile articles11%
A47LDomestic washing or cleaning6%
G06FElectric digital data processing6%
H04LTransmission of digital information, e.g. telegraphic communication6%
PatentTitleYear
10,003,292System and method for optimizing flux regulation in electric motors20189,787,236'System and method for optimizing flux regulation in electric motors'20179,602,027'Systems, methods, and assemblies for detecting stoppage of electric motors'20179,577,552'Systems and methods for braking an electric motor'20179,520,821'System and method for optimizing flux regulation in electric motors'20169,080,276'Washing machine out of balance detection'20158,922,142'Systems and methods for braking an electric motor'20148,907,600'Systems, methods, and assemblies for detecting stoppage of electric motors'20148,525,508'Method for calibrating a motor control circuit to improve temperature measurement in an electrical motor'20137,969,138'Method for calibrating a motor control circuit to improve temperature measurement in a electrical motor'20117,791,328'Method and system for calibrating a motor control circuit to improve temperature measurement in an electrical motor'20107,243,174'System and method for communicating with an appliance through an optical interface using a control panel indicator'20074,941,160'Frequency multiplier circuitry and method'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Patents assigned to DIGITAL APPLIANCE CONTROLS INC (1)· patent assignee history
1990–2018Based in Cary, IL, US· patent location history
2007–2010Patents assigned to EMERSON ELECTRIC CO (2)· patent assignee history
2011–2018Patents assigned to NIDEC MOTOR CORP (10)· patent assignee history
2013–2015Patents assigned to SHEAHAN THOMAS J (2)· patent assignee history
2013–2015Based in Oakwood Hills, IL, US· patent location history
2015Patents assigned to PETERSON GREGORY A (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIDEC MOTOR CORP | 10 | 2011–2018 |
| EMERSON ELECTRIC CO | 2 | 2007–2010 |
| SHEAHAN THOMAS Jself | 2 | 2013–2015 |
| DIGITAL APPLIANCE CONTROLS INC | 1 | 1990 |
| PETERSON GREGORY A | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cary, Illinois, US | 11 | 1990–2018 |
| Oakwood Hills, Illinois, US | 2 | 2013–2015 |