Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Lock having a helical keyway and accompanying key and methods therefor

Lock having a helical keyway and accompanying key and methods therefor

US Patent 6925844 · Granted Aug 9, 2005

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Strontium magnesium molybdenum oxide material having double perovskite structure2018
Solid oxide fuel cell stack modular structure2015
Method for bonding two plates2011
Glass-ceramic sealant for planar solid oxide fuel cells2011
Device for testing the performance of a sealant for SOFC stacks2010
Combination of a radio with an earphone and a ball-point pen2003