Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Exhaust gas filter

Exhaust gas filter

US Patent 4652286 · Granted Mar 24, 1987

Estimated economic value: $182,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Semiconductor device and method for manufacture thereof2025
Carbon dioxide recovery system and carbon dioxide recovery method2023
Semiconductor device and method of manufacturing the same2019
Switching device2018
Cylinder liner and engine2011
Component for insert casting, cylinder block, and method for manufacturing cylin2010
Cylinder liner and method for manufacturing the same2010
Cylinder liner and method for manufacturing the same2010
Cylinder liner, cylinder block, and method for manufacturing cylinder liner2009
Insert casting component, cylinder block, method for forming coating on insert c2009
Supporting apparatus1999
Composite plating coatings1996