Inventor
James E. Hamm
Inventor
Grafton, OH, US
Overview
Patents· 38 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B25Bprimary
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding20%
LOC0815%
Y10TTechnical subjects covered by former us classification15%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material13%
B23BTurning8%
B23GThread cutting7%
B23CMilling3%
B23DPlaning3%
B25HWorkshop equipment, e.g. for marking-out work3%
B21FWorking or processing of metal wire2%
PatentTitleYear
10,668,548Systems and devices for performing powered threading operations202010,239,140Systems and devices for performing powered threading operations201910,105,834Adapters for chain pipe vises201810,016,830Support system for tools20189,950,372Transportable beveling tool20189,774,159'Deflection compensating press tools'20179,327,387'Integrated foot vise and wrench'2016D0748699'Tool face'20169,192,995'Direct action powered soil pipe cutter'20159,138,818'Systems and devices for performing powered threading operations'20158,967,606'Pipe vise stand'20158,777,205'Pipe vise stands and components for increasing capacity thereof'20148,727,330'Grounding component for electric welding systems and methods'20148,601,855'Vise apparatus with a bending fixture'2013D0657933'Handle'2012D0645323'Base plate'2011D0645320'Base plate'2011D0645326'Base plate'2011D0645324'Base plate'2011D0645319'Base plate'2011D0645322'Base plate'2011D0645321'Base plate'2011D0645325'Base plate'2011D0598259'Dual operation crimp and press jawset'20097,363,799'Dual operation crimp and press jawset'20087,260,975'Compression tool jawset'20077,188,508'Jaw arm for compression tools'20077,155,955'Crimping assembly'20077,059,166'Method and apparatus for assuring or determining appropriate closure of a crimp assembly'20067,000,448'Compression tool jawarm member'20066,923,037'Assembly for articulating crimp ring and actuator'20056,776,018'Roll grooving apparatus'20046,708,545'Roll grooving apparatus'20046,606,893'Roll grooving apparatus'20036,591,652'Roll grooving apparatus'20036,272,895'Roll grooving apparatus'20016,141,876'Soil pipe cutter'20004,266,179'Solar energy concentration system'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981Based in Potomac, MD, US· patent location history
2000–2020Patents assigned to EMERSON ELECTRIC CO (32)· patent assignee history
2000–2020Based in Grafton, OH, US· patent location history
2012–2018Patents assigned to HAMM JAMES E (8)· patent assignee history
2014–2015Patents assigned to MILLER CHRISTOPHER R (3)· patent assignee history
2014–2015Patents assigned to SKRJANC ROBERT (3)· patent assignee history
2016–2018Patents assigned to RIDGE TOOL CO (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EMERSON ELECTRIC CO | 32 | 2000–2020 |
| HAMM JAMES Eself | 8 | 2012–2018 |
| RIDGE TOOL CO | 5 | 2016–2018 |
| MILLER CHRISTOPHER R | 3 | 2014–2015 |
| SKRJANC ROBERT | 3 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Grafton, OH, US | 37 | 2000–2020 |
| Potomac, Maryland, US | 1 | 1981 |