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Inventor

Robert W. Sweetser

Inventor
Essex Junction, VT, US

Overview

3→
Patents
1986–1993
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 3 as inventor

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

Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests29%
F25BRefrigeration machines, plants or systems14%
F25DRefrigerators14%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1014%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1014%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications14%
PatentTitleYear
5,271,236'Integral ambient air and refrigeration energy savings system'19934,838,991'Process for defining organic sidewall structures'19894,632,724'Visibility enhancement of first order alignment marks'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1989Patents assigned to IBM (2)· patent assignee history
1986–1989Based in Essex Junction, VT, US· patent location history
1993Patents assigned to AIR ENTERPRISES INC (1)· patent assignee history
1993Based in Essex, VT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IBM21986–1989
AIR ENTERPRISES INC11993
Locations
LocationPatentsSpan
Essex Junction, VT, US21986–1989
Essex, VT, US11993