Inventor · disambiguated record
Ralph R. Ruf
Also filed as: RUF RALPH · RUF RALPH R
8 granted patents·265 citations·filing 1974–1996
89Inventor score
Files withIBM8
Top patents by PatentIndex Score
8 records- 0193US5396455AMagnetic non-volatile random access memoryIBM·Filed 1993·Granted Mar 7, 1995·107 cites·11 claims
- 0291US3959799AInformation storage by laser beam initiated reactionsIBM·Filed 1974·Granted May 25, 1976·60 cites·1 claims
- 0375US5331589AMagnetic STM with a non-magnetic tipIBM·Filed 1992·Granted Jul 19, 1994·41 cites·19 claims
- 0464US5612131AComposite magneto-optic memory and mediaIBM·Filed 1993·Granted Mar 18, 1997·12 cites·15 claims
- 0560US5463578AMagneto-optic memory allowing direct overwrite of dataIBM·Filed 1994·Granted Oct 31, 1995·12 cites·12 claims
- 0659US5571591AMagnetic film patterning by germanium or silicon diffusionIBM·Filed 1995·Granted Nov 5, 1996·14 cites·10 claims
- 0757US5793711AComposite magneto-optic memory and mediaIBM·Filed 1996·Granted Aug 11, 1998·11 cites·13 claims
- 0847US4435663AThermochemical magnetic generatorIBM·Filed 1981·Granted Mar 6, 1984·8 cites·15 claims
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