Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for production of composite porous film

Process for production of composite porous film

US Patent 6881438 · Granted Apr 19, 2005

Estimated economic value: $497,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Grating coupler2025
Separator for non-aqueous secondary battery and non-aqueous secondary battery2025
Separator for non-aqueous secondary battery and non-aqueous secondary battery2025
Fibrous-carbon-containing active material layer for all-solid lithium secondary 2025
Separator for non-aqueous secondary battery and non-aqueous secondary battery2025
Separator for non-aqueous secondary battery and non-aqueous secondary battery2025
Management apparatus and method2024
Optical transmission apparatus2024
Multi-mode interferometric optical waveguide device and photonic integrated circ2024
Information processing apparatus, control method of information processing appar2024
Information processing apparatus, method, and storage medium for generating a sc2023
Programmable device, and controller using the same2023