Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Paper sheet holder

Paper sheet holder

US Patent 5842721 · Granted Dec 1, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Valve gear and coupling mechanism for coupling the valve stem of the valve and t2000
Writing implement clip and writing implement equipped with the writing implement2000
Method and apparatus for controlling the flow of fluids1996
Method and apparatus for controlling the flow of fluids1995
Method and apparatus for controlling the flow of fluids1994
Method and apparatus for opening and closing multi-way valve1992