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TELE DRILL INC

Overview
  • Total Patents
    19
About

TELE DRILL INC has a total of 19 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, mechanical elements and audio-visual technology are DRILLTECH SERV NORTH SEA LTD, LOPEZ ROBAYO BYRON RAUL and ANDERSON EDWIN A.

Patent filings per year

Chart showing TELE DRILL INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Smith Harrison C 10
#2 Mcdonald William J 10
#3 Maurer William C 5
#4 Nagel Dave D 4
#5 Thawley S Tom 2
#6 Rubin Llewellyn A 1
#7 Nagel David D 1
#8 Goiffon John J 1
#9 Givler Gregory C 1
#10 Scott Craig M 1

Latest patents

Publication Filing date Title
US4525715A Toroidal coupled telemetry apparatus
US4387372A Point gap assembly for a toroidal coupled telemetry system
US4348672A Insulated drill collar gap sub assembly for a toroidal coupled telemetry system
US4468665A Downhole digital power amplifier for a measurements-while-drilling telemetry system
US4496174A Insulated drill collar gap sub assembly for a toroidal coupled telemetry system
US4725837A Toroidal coupled telemetry apparatus
US4400858A Heat sink/retainer clip for a downhole electronics package of a measurements-while-drilling telemetry system