Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Crosslinkable aromatic resin having protonic acid group, and ion conductive polymer membrane, binder and fuel cell using the resin

Crosslinkable aromatic resin having protonic acid group, and ion conductive polymer membrane, binder and fuel cell using the resin

US Patent 7345135 · Granted Mar 18, 2008

Estimated economic value: $985,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Work vehicle2025
Work machine2025
Lithium borate compound, additive for lithium secondary battery, nonaqueous elec2025
Lithium borate compound, additive for lithium secondary battery, non-aqueous ele2025
Nonaqueous electrolytic solution for battery and lithium secondary battery2025
Non-aqueous electrolyte solution for battery and lithium secondary battery2024
Work vehicle2024
Riding work vehicle2024
Chlorobenzene compound production method2023
Work vehicle2023
Pyridone compound production method2023
Face authentication system and face authentication method2023