Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hub for magnetic tape cassettes, especially compact cassettes, and magnetic tape cassette possessing one or more such hubs

Hub for magnetic tape cassettes, especially compact cassettes, and magnetic tape cassette possessing one or more such hubs

US Patent 4515331 · Granted May 7, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Multilayer cholesteric pigments2003
Coatings with a cholesteric effect and method for the production thereof2002
Method of controlling the phosphorus concentration in biological wastewater puri2001
Cassette with recording medium, in particular magnetic tape cassette1997
Cassette with recording medium, in particular magnetic tape cassette1996
Magnetic tape cassette1995
Magnetic tape cassette with an improved support liner arrangement1995
Detachable front element for a magnetic tape cassette1995
Magnetic tape cassettes and a separate housing part therefor1994
Magnetic tape cassette1994
Magnetic tape cassettes and a separate housing part therefor1994
Cassette for a tape recording medium, in particular a magnetic tape1993