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Inventor

William G. Barker

Inventor
Littleton, CO, US

Overview

2→
Patents
1989–2004
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 2 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification33%
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates17%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy17%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution17%
Y02PClimate change mitigation technologies in the production or processing of goods17%
PatentTitleYear
6,772,501'Apparatus and method for the design and manufacture of thin-film electrochemical devices'20044,862,658'Door jamb alignment and security apparatus'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to BARKER RODNEY K (1)· patent assignee history
1989Based in San Antonio, TX, US· patent location history
2004Patents assigned to ITN ENERGY SYSTEMS INC (1)· patent assignee history
2004Based in Littleton, CO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BARKER RODNEY K11989
ITN ENERGY SYSTEMS INC12004
Locations
LocationPatentsSpan
Littleton, CO, US12004
San Antonio, Texas, US11989