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Inventor

James M. Keogan

Inventor
Lima, NY, US

Overview

3→
Patents
2002–2014
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.

H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy33%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution33%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
8,877,392'PEM fuel cell stack inlet water regulation system'20148,859,163'PEM fuel cell stack inlet water regulation system'20146,390,078'Two stage concentric EGR valves'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Based in Webster, NY, US· patent location history
2014Patents assigned to GM GLOBAL TECH OPERATIONS INC (2)· patent assignee history
2014Patents assigned to GOEBEL STEVEN G (2)· patent assignee history
2014Patents assigned to KEOGAN JAMES M (2)· patent assignee history
2014Patents assigned to OWEJAN JON P (2)· patent assignee history
2014Patents assigned to TRABOLD THOMAS A (2)· patent assignee history
2014Based in Lima, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GM GLOBAL TECH OPERATIONS INC22014
GOEBEL STEVEN G22014
KEOGAN JAMES Mself22014
OWEJAN JON P22014
TRABOLD THOMAS A22014
Locations
LocationPatentsSpan
Lima, New York, US22014
Webster, New York, US12002