Inventor
Georgios L. Varsamis
Inventor
Houston, TX, US
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Vprimary
G01VGeophysics57%
E21BEarth or rock drilling20%
B66DCapstans3%
F16HGearing3%
G01BMeasuring length, thickness or similar linear dimensions3%
G10KSound-producing devices3%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses3%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers3%
H04SStereophonic systems3%
PatentTitleYear
9,664,016'Acoustic artificial lift system for gas production well deliquification'20177,535,795'Seismic data acquisition system and method for downhole use'20097,392,135'Adaptive equalization of downhole acoustic receivers'20087,116,182'Method and system for downhole clock having compensation'20066,943,709'Self-adaptable data compression technique'20056,899,197'Method and apparatus for absorbing acoustic energy'20056,842,400'Acoustic logging apparatus and method'20056,791,899'Acoustic logging apparatus and method for anisotropic earth formations'20046,772,067'Acoustic logging apparatus and method for anisotropic earth formations'20046,766,252'High resolution dispersion estimation in acoustic well logging'20046,691,036'Processing for sonic waveforms'20046,661,737'Acoustic logging tool having programmable source waveforms'20036,564,899'Method and apparatus for absorbing acoustic energy'20036,552,962'Method and apparatus for acoustic logging'20036,453,240'Processing for sonic waveforms'20026,366,531'Method and apparatus for acoustic logging'20026,213,250'Transducer for acoustic logging'20016,065,219'Method and apparatus for determining the shape of an earth borehole and the motion of a tool within the borehole'20006,038,513'Method and apparatus for quick determination of the ellipticity of an earth borehole'20005,987,385'Method and apparatus for creating an image of an earth borehole or a well casing'19995,355,675'Stabilized speed-control system for a hydrostatic transmission'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2017Based in Houston, TX, US· patent location history
1999–2005Patents assigned to DRESSER IND (8)· patent assignee history
2003–2008Patents assigned to HALLIBURTON ENERGY SERV INC (9)· patent assignee history
2017Patents assigned to ARIAN ABBAS (1)· patent assignee history
2017Patents assigned to CHEVRON USA INC (1)· patent assignee history
2017Patents assigned to HARRIS DENNIS J (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HALLIBURTON ENERGY SERV INC | 9 | 2003–2008 |
| DRESSER IND | 8 | 1999–2005 |
| ARIAN ABBAS | 1 | 2017 |
| CHEVRON USA INC | 1 | 2017 |
| HARRIS DENNIS J | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 21 | 1994–2017 |