Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pressure control butterfly valve with opening/closing mechanism

Pressure control butterfly valve with opening/closing mechanism

US Patent 8123195 · Granted Feb 28, 2012

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Vacuum gate valve2021
Treatment device and exhaust switching device therefor, and exhaust switching un2019
Vacuum gate valve2019
Slide valve2010
Diaphragm valve2008
Composite valve for gas supply system2006
Non-rubbing gate valve for semiconductor fabrication apparatus2006
Valve for controlling flow rate of gas2003
Valve for controlling flow rate of gas2001
Gate valve for regulating gas flow in semiconductor manufacturing1998
Vacuum exhaust valve1997
Slow vent valve1995