Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Recording apparatus of master discs of optical discs

Recording apparatus of master discs of optical discs

US Patent 6414916 · Granted Jul 2, 2002

Estimated economic value: $34,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electron beam displacement measuring method, electron beam displacement measurin2012
Information recording method and information recording apparatus2011
Electron beam lithography apparatus2009
Beam adjusting sample, beam adjusting method and beam adjusting device2007
Method and apparatus for measuring a minute pitch2007
Optical head apparatus2006
Laser-based measuring apparatus for measuring an axial run-out in a cylinder of 2005
Information recording apparatus having a vacuum system1997
Polyurethane composition1995
Information recording apparatus having magnetic shield means1995
Object carriage system1994