Petrus Antonius Van Der Heijden

12 Patents

• US123155382025

  Magnetic Recording Head with Assisting Electric Current in Trailing Shield

  Western Digital Technologies, Inc.

  0 cites
• US122493582025

  Magnetic Recording Devices Having External Alternating Current Sources

  Western Digital Technologies, Inc.

  0 cites
• US121484522024

  Current Distal to Media Facing Surface

  Western Digital Technologies, Inc.

  0 cites
• US120571452024

  Magnetic Recording Heads Having One or More Dusting Layers for Magnetic Recording Devices

  Western Digital Technologies, Inc.

  0 cites
• US119009712024

  Magnetic Recording Head with Assisting Electric Current in Trailing Shield

  Western Digital Technologies, Inc.

  0 cites
• US118940262024

  Magnetic Recording Head Having Leads Over the Trailing Shield for Assisting Electric Currents

  Western Digital Technologies, Inc.

  0 cites
• US118812372024

  Cross Track Current Design for Energy Assisted Magnetic Recording

  Western Digital Technologies, Inc.

  0 cites
• US118695482024

  Magnetic Recording Devices Having External Alternating Current Sources

  Western Digital Technologies, Inc.

  0 cites
• US118622072024

  MAMR Stack Shape Optimization for Magnetic Recording

  Western Digital Technologies, Inc.

  0 cites
• US118545842023

  Current Assisted HAMR Magnetic Writer

  Western Digital Technologies, Inc.

  0 cites
• US117695222023

  MAMR Recording Head with SAF Trailing Shield Notch And/or Bump

  Western Digital Technologies, Inc.

  0 cites
• US116517912023

  Heat-assisted Magnetic Recording (HAMR) Head with Tapered Main Pole and Heat Sink Material Adjacent the Pole

  Western Digital Technologies, Inc.

  0 cites