Inventor
John L. Hill, III
Inventor
Woodbridge, VA, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling19%
Y10TTechnical subjects covered by former us classification14%
B64CAeroplanes10%
G01SRadio direction-finding10%
H01QAntennas, i.e. radio aerials10%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles5%
B60TVehicle brake control systems or parts thereof5%
E01FAdditional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like5%
E04HBuildings or like structures for particular purposes5%
E21DShafts5%
PatentTitleYear
D0917946Privacy screen20219,428,261'Housing for aircraft mounted components'20168,828,163'Housing for aircraft mounted components'20148,636,448'Drilling apparatus, method, and system'20148,358,498'Electrical unit mounting'20137,870,912'Centralizer-based survey and navigation device and method'20117,584,808'Centralizer-based survey and navigation device and method'20096,578,679'Brake system and method'20036,382,583'Releasable device and method'20025,193,628'Method and apparatus for determining path orientation of a passageway'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2003Patents assigned to UTD INC (3)· patent assignee history
2003Based in Manassas, VA, US· patent location history
2009–2011Patents assigned to RAYTHEON UTD INC (2)· patent assignee history
2009–2014Based in Woodbridge, VA, US· patent location history
2013Based in Marysville, OH, US· patent location history
2014–2016Patents assigned to HILL JOHN LESLIE PAUL (2)· patent assignee history
2014–2016Patents assigned to PTI IND INC (2)· patent assignee history
2014Patents assigned to BRENNAN MIKE (1)· patent assignee history
2014–2016Based in West Springfield, MA, US· patent location history
2021Based in Grand Rapids, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UTD INC | 3 | 1993–2003 |
| HILL JOHN LESLIE PAULself | 2 | 2014–2016 |
| PTI IND INC | 2 | 2014–2016 |
| RAYTHEON UTD INC | 2 | 2009–2011 |
| BRENNAN MIKE | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodbridge, Virginia, US | 3 | 2009–2014 |
| West Springfield, Massachusetts, US | 2 | 2014–2016 |
| Grand Rapids, MI, US | 1 | 2021 |
| Marysville, OH, US | 1 | 2013 |
| Manassas, Virginia, US | 1 | 2003 |