Corac Group PLC
9Patents
0Active
9Granted
30Portfolio score
Filing activity: Aug 3, 1998 → May 7, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7144016B2 | Dry gas seal | Mechanical Engineering; Lighting; Heating | 67 | Expired |
| US6623164B1 | Hydrodynamic journal bearing | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US6296441A | Compressors | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US7338262B2 | Downhole compressor | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6471404B1 | Bearing with cooperating inner and outer shells | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6851862B2 | Gas lubricated thrust bearing | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7144015B2 | Modular gas seals cartridge | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7042126B2 | Rotary electric machine | Electricity | 4 | Expired |
| US6940245B2 | Downhole compressor system with a feedback sensor | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.