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Inventor

Ernest L. Matthews

Inventor
Decatur, AL, US

Overview

4→
Patents
1977–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

B65Bprimary
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials29%
A47BTables14%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form14%
F04BPositive-displacement machines for liquids14%
F16LPipes14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
10,941,884Fluid conduit and method20215,707,212'Apparatus for precisely controlling the feeding of viscous and non-viscous liquid products into a packaging machine'19985,086,711'Collapsible table'19924,007,577'Apparatus for packaging fluid materials in packets'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to MATTHEWS MACHINE COMPANY INC (1)· patent assignee history
1977–1998Based in Decatur, AL, US· patent location history
1992Patents assigned to MATTHEWS ERNEST (1)· patent assignee history
1992Based in Belmont, TT· patent location history
2021Patents assigned to EATON INTELLIGENT POWER LTD (1)· patent assignee history
2021Based in Laurel, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EATON INTELLIGENT POWER LTD12021
MATTHEWS ERNESTself11992
MATTHEWS MACHINE COMPANY INC11977
Locations
LocationPatentsSpan
Decatur, AL, US21977–1998
Laurel, Maryland, US12021
Belmont, TT11992