Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pressure releasing material feeding screw rod used in melting metal material injection machine

Pressure releasing material feeding screw rod used in melting metal material injection machine

US Patent 6772822 · Granted Aug 10, 2004

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Use of Cistanche deserticola polysaccharides in promoting proliferation and diff2023
Thermoelectric material structure2020