Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Battery separators

Battery separators

US Patent 5492781 · Granted Feb 20, 1996

Estimated economic value: $22,165,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Venue entry payment system for vehicles2025
System and process for authenticating a user in a region2023
Method and device for compressing harvested crop material to produce silage2010
Method and device for determining the compression properties of crop material2009
Bale set-down system2008
Method for producing beer2006
Method of removing metal ions using an ion exchange membrane2002
Dynamic supported membrane assembly and method of making and using it1999
Composite structure having a porous filter medium and a method for forming same1998
Filtration medium1998
Rechargeable batteries and methods of preparing same1998
Rechargeable batteries and methods of preparing same1998