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Inventor

Melvyn Engel

Inventor
Scottsdale, AZ, US

Overview

4→
Patents
1990–1998
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H03Mprimary
H03MCoding40%
A61BDiagnosis20%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body20%
H04NPictorial communication, e.g. television20%
PatentTitleYear
5,731,841'High performance data tuner for video systems'19985,457,714'Software controlled adaptive delta modulator'19955,208,595'Digitally controlled adaptive slew rate delta modulator'19934,925,495'Washing apparatus and method'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to SCIENT GROWTH INC (1)· patent assignee history
1990–1998Based in Scottsdale, AZ, US· patent location history
1993–1998Patents assigned to WAVEPHORE INC (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WAVEPHORE INC31993–1998
SCIENT GROWTH INC11990
Locations
LocationPatentsSpan
Scottsdale, AZ, US41990–1998