Inventor
Christopher T. Allen
Inventor
Independence, MO, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding24%
E21BEarth or rock drilling18%
G01VGeophysics18%
H04BTransmission8%
B64DEquipment for fitting in or to aircraft5%
G01BMeasuring length, thickness or similar linear dimensions5%
G01CMeasuring distances, levels or bearings5%
B29CShaping or joining of plastics3%
B29LIndexing scheme associated with subclass b29c, relating to particular articles3%
B64CAeroplanes3%
PatentTitleYear
10,293,520Methods and apparatus for high temperature thermocouple installation20199,945,931Techniques for navigating UAVs using ground-based transmitters20189,008,869'Low-altitude altimeter and method'20158,583,296'Low-altitude altimeter and method'20137,742,152'Coherent detection scheme for FM chirped laser radar'20107,221,871'Identification of polarization-mode dispersion on a communication network'20077,182,151'Apparatus and method for horizontal drilling'20076,999,688'Optical systems with diversity detection'20066,886,644'Apparatus and method for horizontal drilling'20056,781,679'Identifying a polarization-mode dispersion event'20046,435,286'Apparatus and method for detecting a location and an orientation of an underground boring tool'20026,161,630'Apparatus and method for controlling an underground boring tool'20005,970,188'Method and apparatus for controlling an optical signal'19995,904,210'Apparatus and method for detecting a location and an orientation of an underground boring tool'19995,819,859'Apparatus and method for detecting an underground structure'19985,720,354'Trenchless underground boring system with boring tool location'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2007Patents assigned to VERMEER MFG CO (6)· patent assignee history
1998–2007Based in Independence, MO, US· patent location history
1999–2007Patents assigned to SPRINT COMMUNICATIONS CO (4)· patent assignee history
2007–2018Based in Lawrence, KS, US· patent location history
2010–2018Patents assigned to UNIV KANSAS (4)· patent assignee history
2013Patents assigned to ALLEN CHRISTOPHER T (1)· patent assignee history
2013Patents assigned to HUI RONGQING (1)· patent assignee history
2019Based in Beavercreek, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VERMEER MFG CO | 6 | 1998–2007 |
| SPRINT COMMUNICATIONS CO | 4 | 1999–2007 |
| UNIV KANSAS | 4 | 2010–2018 |
| ALLEN CHRISTOPHER Tself | 1 | 2013 |
| HUI RONGQING | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Independence, MO, US | 10 | 1998–2007 |
| Lawrence, KS, US | 5 | 2007–2018 |
| Beavercreek, OH, US | 1 | 2019 |