Inventor

ALLEN DONALD L

US7 patents

⚠️ This page may combine multiple inventors who share the name “ALLEN DONALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALLEN DONALD L

2 patents

US4648190AMar 10, 1987

Single shot falling block action

ALLEN DONALD L35 citations89

US5107774AApr 28, 1992

Variable slant board

ALLEN DONALD L8 citations70

VIBRON LIMITED

1 patent

US5869792AFeb 9, 1999

Reactive acoustic silencer

VIBRON LIMITED80 citations92

LEAR CORP

1 patent

US7073244B2Jul 11, 2006

Process for machining a flexible foam

LEAR CORP12 citations76

DON ALLEN INC

1 patent

US4227557AOct 14, 1980

Replication apparatus

DON ALLEN INC16 citations67

(unassigned)

1 patent

USD455804SApr 16, 2002

Ball retriever

QORVO US INC

1 patent

US10333495B2Jun 25, 2019

Compensated programmable RF attenuator

QORVO US INC0 citations50