Inventor
Matthew A. Shepeck
Inventor
Holmen, WI, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables17%
F04BPositive-displacement machines for liquids11%
F16NLubricating11%
F25BRefrigeration machines, plants or systems11%
G01FMeasuring volume, volume flow, mass flow or liquid level11%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters11%
G08CTransmission systems for measured values, control or similar signals6%
H01HElectric switches6%
H01RElectrically-conductive connections6%
H02HEmergency protective circuit arrangements6%
PatentTitleYear
9,654,048'Variable frequency drive self-check'20177,514,932'Method of recognizing signal mis-wiring of a three-phase circuit'20096,577,131'Motor terminal fixture'20036,563,287'Method of controlling three phase motor starting sequence'20036,341,493'HVAC control and method for interpreting broad range of input voltages'20026,161,395'Liquid level sensor'20006,131,471'Liquid level sensor'20005,434,738'Apparatus and method for protecting induction motors from momentary power loss'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2000Patents assigned to AMERICAN STANDARD INC (3)· patent assignee history
1995–2009Based in Holmen, WI, US· patent location history
2002–2003Patents assigned to AMERICAN STANDARD INT INC (3)· patent assignee history
2009–2017Patents assigned to TRANE INT INC (2)· patent assignee history
2017Based in LaCrosse, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AMERICAN STANDARD INC | 3 | 1995–2000 |
| AMERICAN STANDARD INT INC | 3 | 2002–2003 |
| TRANE INT INC | 2 | 2009–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Holmen, WI, US | 7 | 1995–2009 |
| LaCrosse, WI, US | 1 | 2017 |