05343963 is referenced by 170 patents and cites 30 patents.

Method and apparatus for actuating one or more downhole well tools carried by a production or workstring conduit having an imperforate wall and for blocking fluid communication between an activating fluid body and a second fluid source within said well across dynamic seals between actuating members of the well tool, by producing selective signals through the conduit wall detectable by a member to produce an activating signal for actuating the downhole well tool by a downhole energy source.

Title
Method and apparatus for providing controlled force transference to a wellbore tool
Application Number
549803
Publication Number
5343963
Application Date
January 31, 1992
Publication Date
September 6, 1994
Inventor
Kevin R Jones
7215 Dillon, Houston, 77061
TX, US
Dave E Rothers
21717 Inverness Forest Blvd. #607, Houston, 77073
TX, US
Steven C Owens
6019 Fernhollow Ct., Katy, 77449
TX, US
Brett W Bouldin
15802 St. Lawrence Ct., Friendswood, 77546
TX, US
Agent
Felsman Bradley Gunter & Dillon
IPC
E21B 44/00
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