Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method for separating substrate and thin-film layer of optical recording memory media using ultrasonic

Method for separating substrate and thin-film layer of optical recording memory media using ultrasonic

US Patent 6830648 · Granted Dec 14, 2004

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Low cost and environmentally improved infrared transmitting germanate glasses1998