Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method for preparing unsintered polytetrafluoroethylene film and porous film thereof

Method for preparing unsintered polytetrafluoroethylene film and porous film thereof

US Patent 11890797 · Granted Feb 6, 2024

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Polishing head, wafer polishing apparatus using the same, and wafer polishing me2023
Plug connector and adapter with thermal protection circuit to discontinue curren2020
Antireflection member and orienter apparatus having a third plate part with a se2019
Production method of fatty acid ester2017
Semiconductor wafer manufacturing method2013
Process for producing fatty acid esters2012
Metallic magnetic material for magnetic element of a choke coil and SMD choke co2010
Polytetrafluoroethylene mixed powder used for insulation of product for high fre2006
Process for producing lower alkyl fatty esters2003
Heat-meltable fluororesin fibers2002
Material for electrode comprising a non-woven fabric composed of a fluorine-cont2002
Method of laminating gas permeable sheet material2002