Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Rotatable loop taker and bobbin case assembly

Rotatable loop taker and bobbin case assembly

US Patent 4292906 · Granted Oct 6, 1981

Estimated economic value: $1,437,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Light bulb with glass envelope having light transmission of a wavelength only up2006
Computerized accounting system implemented in an object-oriented programming env2001
Light bulb with glass envelope having light transmission of a wavelength only up1997
Self-aligning light directing surface mountable miniature incandescent lamp1995
Surface mountable miniature incandescent light1992
Needle looper assembly for non-threaded needle lockstitching1987
Variable pull off for bobbin thread1984
Bobbin case retaining means1983
Thread handling device for lockstitch sewing machines1982
Thread handling1982
Cathode and edge stick assembly1981
Combined needle guard and hook beak for a sewing machine hook1981