Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Valve seat insert of two layers of same compact density

Valve seat insert of two layers of same compact density

US Patent 5666632 · Granted Sep 9, 1997

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Powder metallurgy composition2012
Method of forming a component by sintering an iron-based powder mixture2002
Sintered material1994