Inventor

ECCHER JOSEPH A

US6 patents

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

HEWLETT PACKARD CO

2 patents

US6232594B1May 15, 2001

Feedback control system using optical incremental position encoder with dual sinusoidal intensity patterns

HEWLETT PACKARD CO30 citations91

US5367223ANov 22, 1994

Fluoresent lamp current level controller

HEWLETT PACKARD CO47 citations89

HEWLETT PACKARD DEVELOPMENT CO

2 patents

US6553444B1Apr 22, 2003

Method and system for sensing the proper insertion of a portable memory element

HEWLETT PACKARD DEVELOPMENT CO6 citations60

US6580590B2Jun 17, 2003

Motor driver fault protector

HEWLETT PACKARD DEVELOPMENT CO4 citations59

BALL BROTHERS RES CORP

1 patent

US4014016AMar 22, 1977

Audio indicating system

BALL BROTHERS RES CORP10 citations68

ECCHER JOSEPH A

1 patent

US8456146B2Jun 4, 2013

Systems and methods for switched mode power amplification

ECCHER JOSEPH A0 citations33