Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Polyester film for high density magnetic recording medium

Polyester film for high density magnetic recording medium

US Patent 5045379 · Granted Sep 3, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ribbon laminated body2025
Carbon material and production method for same2021
Partially cyclized polyacrylonitrile polymer, polyacrylonitrile flame-resistant 2018
Method for producing carbon-fiber bundles2015
Biaxially oriented polyester film for magnetic recording medium1997
Polyethylene naphthalate multilayered film for high density magnetic recording m1996
Laminated polyester film for magnetic tape1995
Biaxially oriented laminated polyester film for magnetic recording media1995
Laminated polyester film for magnetic tape having specific surface properties1994
Laminated polyester film for magnetic recording medium1994
Low-shrinkage polyester film and preparation thereof1994
Low-shrinkage polyester film and preparation thereof1994