Inventor · disambiguated record
Graham A. Hellen
Also filed as: HELLEN GRAHAM A
5 granted patents·265 citations·filing 1992–2003
85Inventor score
Top patents by PatentIndex Score
5 records- 0191US5327657ATouch probeRENISHAW METROLOGY LTD·Filed 1992·Granted Jul 12, 1994·58 cites·18 claims
- 0288US6772527B1Modular measurement deviceRENISHAW PLC·Filed 2003·Granted Aug 10, 2004·47 cites·18 claims
- 0386US5918378AInspection system for coordinate positioning machineRENISHAW PLC·Filed 1997·Granted Jul 6, 1999·63 cites·9 claims
- 0486US5404649ATouch probeRENISHAW METROLOGY LTD·Filed 1994·Granted Apr 11, 1995·62 cites·5 claims
- 0573US6012230AInspection system for coordinate positioning machineRENISHAW PLC·Filed 1999·Granted Jan 11, 2000·35 cites·1 claims
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