Inventor · disambiguated record
John Mackelden
Also filed as: MACKELDEN JOHN M · MACKELDEN JOHN MARK
4 granted patents·4 pending applications·10 citations·filing 2004–2006
66Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO3MACKELDEN JOHN M2CLARKE ANDREW M G1EVANS NIGEL R1EVANS NIGEL RONALD1
Top patents by PatentIndex Score
8 records- 0181US7324297B2Data storage apparatus and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jan 29, 2008·6 cites·18 claims
- 0270US7321478B2Data transfer apparatus head cleaningHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Jan 22, 2008·2 cites·14 claims
- 0366US8576505B2Tape drive apparatus and methodEVANS NIGEL RONALD·Filed 2005·Granted Nov 5, 2013·2 cites·16 claims
- 0450US7379255B2Data structure, data storage apparatus and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted May 27, 2008·0 cites·20 claims
- 0540US2006023336A1Cleaning read/write heads of a magnetic tape recording systemEVANS NIGEL R·Filed 2005·Application pending·0 cites
- 0639US2006082912A1Cleaning read/write heads of a magnetic tape recording systemMACKELDEN JOHN M·Filed 2004·Application pending·0 cites
- 0739US2007253088A1Data storage apparatus and methodCLARKE ANDREW M G·Filed 2006·Application pending·0 cites
- 0838US2007028112A1Data transfer deviceMACKELDEN JOHN M·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →