Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical head, disk apparatus, method for manufacturing optical head, and optical element

Optical head, disk apparatus, method for manufacturing optical head, and optical element

US Patent 6320708 · Granted Nov 20, 2001

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Image-reading apparatus2013
Image reading device2012
Optically assisted magnetic recording device with semiconductor laser, optically2011
Method for producing optical sheet2011
Optically assisted magnetic recording device with semiconductor laser, optically2011
Optically assisted magnetic recording device with semiconductor laser, optically2010
Near-field light-emitting element and optical head2009
Optically assisted magnetic recording device with semiconductor laser, optically2009
Heat-assisted magnetic recording head and heat-assisted magnetic recording appar2006
Optical head and disk unit2006
Magnetic head having a magnetic recording element including a pair of connected 2005
Optical recording medium, optical recording and reproducing method and apparatus2005