LexDanaLexDanabeta
Inventor

Thanh T. Tran

Inventor
Houston, TX, US

Overview

8→
Patents
1992–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary
E21BEarth or rock drilling21%
H04BTransmission17%
H01QAntennas, i.e. radio aerials8%
H04WWireless communication networks8%
C04BLime, magnesia4%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
G01VGeophysics4%
G06FElectric digital data processing4%
G06KGraphical data reading4%
G08BSignalling systems, e.g. personal calling systems4%
PatentTitleYear
10,815,768Method of detecting presence of RFID tags and determining properties of surrounding environment in subterranean formation202010,755,536System and method for manufacture of a light reflecting antenna system202010,634,808Switchable multi-antenna fluid sensing202010,502,020System and method for the detection and transmission of downhole fluid status201910,208,588High bitrate downhole telemetry system using two independent channels on a multi-conductor cable201910,047,597Downhole tool methods and systems with variable impedance control20187,305,020'Method and system of reducing electromagnetic interference emissions'20075,130,687'Device for storing electromagnetic energy in toroidal superconducting windings'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to ALSTHOM GEC (1)· patent assignee history
1992Based in Belfort, FR· patent location history
2007Patents assigned to VIZIONWARE INC (1)· patent assignee history
2007–2020Based in Houston, TX, US· patent location history
2018–2020Patents assigned to HALLIBURTON ENERGY SERVICES INC (5)· patent assignee history
2019Patents assigned to HALLIBURTON ENERGY SERV INC (1)· patent assignee history
2020Patents assigned to DELL PRODUCTS LP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HALLIBURTON ENERGY SERVICES INC52018–2020
ALSTHOM GEC11992
DELL PRODUCTS LP12020
HALLIBURTON ENERGY SERV INC12019
VIZIONWARE INC12007
Locations
LocationPatentsSpan
Houston, Texas, US72007–2020
Belfort, FR11992