Assignee
RAPIDEX INC
8 patents
Top patents by PatentIndex Score
US4031974AJun 28, 1977
Boring apparatus capable of boring straight holes
RAPIDEX INC43 citations92
US4087131AMay 2, 1978
Drag bit excavation
RAPIDEX INC20 citations82
US4020910AMay 3, 1977
Sealing between relatively rotating members in boring apparatus
RAPIDEX INC23 citations82
US3977481AAug 31, 1976
Boring apparatus
RAPIDEX INC31 citations82
US3945447AMar 23, 1976
Boring apparatus
RAPIDEX INC24 citations82
US3975056AAug 17, 1976
Longwall canted drum mining machine
RAPIDEX INC11 citations73
US3957305AMay 18, 1976
In situ values extraction
RAPIDEX INC6 citations62
US4084854AApr 18, 1978
Drag bit excavation
RAPIDEX INC1 citations52