Inventor
Eric E. Hatfield
Inventor
Jacobus, PA, US
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines27%
B25FCombination or multi-purpose tools not otherwise provided for16%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding14%
B24BMachines, devices, or processes for grinding or polishing9%
H01HElectric switches8%
B23BTurning6%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling5%
F21LLighting devices or systems thereof, being portable or specially adapted for transportation5%
F21SNon-portable lighting devices5%
H01RElectrically-conductive connections5%
PatentTitleYear
11,133,720Stator assembly for a brushless motor in a power tool202111,128,194Stator assembly for a brushless motor in a power tool202110,923,989Brushless motor for a power tool202110,523,080Stator assembly for a brushless motor in a power tool201910,056,806Stator assembly for a brushless motor in a power tool20189,819,241'Stator assembly for a brushless motor in a power tool'20179,450,472'Rotor assembly for brushless motor for a power tool'20169,352,458'Power tool with light for illuminating workpiece'20169,318,932'Control unit for a power tool'20168,820,955'Power tool with light emitting assembly'20148,716,618'Angle grinder'20148,506,108'Power tool with light for illuminating a workpiece'20138,317,350'Power tool with a light for illuminating a workpiece'20128,292,700'Angle grinder'20128,087,977'Angle grinder'20128,087,976'Trigger assembly for angle grinder'20127,722,444'Angle grinder'20107,537,065'Angle grinder'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2021Patents assigned to BLACK & DECKER INC (18)· patent assignee history
2009–2012Based in Owings Mills, MD, US· patent location history
2010–2016Based in Jacobus, PA, US· patent location history
2012–2018Patents assigned to HATFIELD ERIC E (9)· patent assignee history
2012–2014Patents assigned to DOYLE MICHAEL C (4)· patent assignee history
2012–2014Patents assigned to KROUT DANIEL L (4)· patent assignee history
2012–2014Patents assigned to MALLOY TANIKA (4)· patent assignee history
2016–2021Based in Anthem, AZ, US· patent location history
2021Based in Flagstaff, AZ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BLACK & DECKER INC | 18 | 2009–2021 |
| HATFIELD ERIC Eself | 9 | 2012–2018 |
| DOYLE MICHAEL C | 4 | 2012–2014 |
| KROUT DANIEL L | 4 | 2012–2014 |
| MALLOY TANIKA | 4 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Jacobus, Pennsylvania, US | 8 | 2010–2016 |
| Anthem, AZ, US | 7 | 2016–2021 |
| Owings Mills, Maryland, US | 2 | 2009–2012 |
| Flagstaff, AZ, US | 1 | 2021 |