Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Laser welded head drum for VCR

Laser welded head drum for VCR

US Patent 6961220 · Granted Nov 1, 2005

Estimated economic value: $583,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Head drum with magnetic mounting of rotary transformer2005
Head drum with magnetic mounting of rotary transformer2005
Devices for sending and receiving electromagnetic waves2004
Cable reel and electromagnetic wave communication device equipped with such a re2003
Low-voltage limiting circuit breaker with leaktight extinguishing chamber1990
Process for cleaning the inner walls of a reactor1985