Assignee
UNISCREW LTD
US8 patents
Top patents by PatentIndex Score
US6755748B2Jun 29, 2004
Screw head formation
UNISCREW LTD20 citations85
US4364714ADec 21, 1982
Process to supercharge and control a single screw compressor
UNISCREW LTD18 citations73
US4342548AAug 3, 1982
Screw having a V-shaped groove profile for cooperating with a pinion in a compression or expansion machine
UNISCREW LTD10 citations73
US4321022AMar 23, 1982
Inter-engaging threaded rotor and pinion machine with multi-edged pinion tooth flanks
UNISCREW LTD10 citations73
US4261169AApr 14, 1981
Method for converting thermal energy into mechanical energy and a machine for carrying out said method
UNISCREW LTD13 citations73
US4373866AFeb 15, 1983
Process to control the delivery of a single screw compressor
UNISCREW LTD5 citations62
US4222691ASep 16, 1980
Method for machining the screw of a compression or expansion machine and a device for the application of said method
UNISCREW LTD4 citations62
US4043704AAug 23, 1977
Double-acting rotary expansible chamber pump adaptable to series or parallel operation
UNISCREW LTD5 citations62