Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Valve

Valve

US Patent 4458879 · Granted Jul 10, 1984

Estimated economic value: $1,608,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Coke cooler1987
Control valve for flow of solids1985
Slide valve1985
Shut-off valve for high temperature erosive flow1984
Shut-off valve for high temperature erosive flow1982
Valve having wear-prone parts removable through bonnet area1982