P

Inventor

FONTANA ROBERT E

US17 patents
⚠️ This page may combine multiple inventors who share the name “FONTANA ROBERT E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

15 patents
US5452163ASep 19, 1995

Multilayer magnetoresistive sensor

IBM128 citations97
US5528440AJun 18, 1996

Spin valve magnetoresistive element with longitudinal exchange biasing of end regions abutting the free layer, and magnetic recording system using the element

IBM95 citations96
US6226149B1May 1, 2001

Planar stitched write head having write coil insulated with inorganic insulation

IBM63 citations95
US5568335AOct 22, 1996

Multi-layer gap structure for high resolution magnetoresistive read head

IBM69 citations95
US5408373AApr 18, 1995

Integrated transducer-suspension assembly for vertical recording

IBM75 citations94
US6631055B2Oct 7, 2003

Tunnel valve flux guide structure formed by oxidation of pinned layer

IBM34 citations92
US6377423B2Apr 23, 2002

Planar stitched write head having write coil insulated with inorganic insulation

IBM32 citations92
US6239955B1May 29, 2001

Stabilized MR sensor and heat guide joined by contiguous junction

IBM22 citations92
US6181532B1Jan 30, 2001

Stabilized MR sensor and flux/heat guide joined by contiguous junction

IBM16 citations92
US5930084AJul 27, 1999

Stabilized MR sensor and flux guide joined by contiguous junction

IBM25 citations92
US5893981AApr 13, 1999

Method of making stabilized MR sensor and flux guide joined by contiguous junction

IBM29 citations92
US5539596AJul 23, 1996

Integrated suspension, actuator arm and coil assembly with common structural support layer

IBM41 citations90
US5560097AOct 1, 1996

Method of making a integrated transducer-suspension assembly for vertical recording

IBM27 citations89
US5802701ASep 8, 1998

Method of making an integrated suspension, actuator arm and coil assembly

IBM16 citations78
US5935453AAug 10, 1999

MR sensor having end regions with planar sides

IBM9 citations74

HITACHI GLOBAL STORAGE TECH

2 patents