Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Unitary poppet valve assembly for a proportioning valve

Unitary poppet valve assembly for a proportioning valve

US Patent 4785847 · Granted Nov 22, 1988

Estimated economic value: $2,427,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Master cylinder reservoir retention means1999
Chrome polish/exhaust pipe de-bluer1997
Hard water stain remover for glass1997
Master cylinder and brake booster arrangement for a brake system1994
Front partition for a tandem brake booster1994
Remote compensation valves for a master cylinder in a brake system1994
Rear partition for a tandem brake booster1994
Master cylinder with caging means to secure return spring limiting stud1994
Fluid flow switch assembly1993
Center valve master cylinder with self-adjusting compensation center valve1993
Center valve master cylinder with adjustable caged primary spring1993
Spring caging for a master cylinder1992