Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Check valve assembly

Check valve assembly

US Patent 4244395 · Granted Jan 13, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hybrid reinforcement fabric2024
Multiaxial reinforcing fabric with a stitching yarn for improved fabric infusion2023
Fiber reinforced materials with improved fatigue performance2022
Thumb strap for attachment to a musical plectrum2018
Balloon catheter tip design2012
Catheter distal tip2009
Method and apparatus for dynamically optimizing byte-coded programs2001
Differential pressure valve for controlling a system having a heat carrying medi2000
Method and apparatus for dynamically optimizing byte-coded programs1999
Fluid flow control device and method1995
Automatic fluid flow control and strainer device1995
Friction disc with segmented friction facing1994