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Inventor

Alfred Wong

Inventor
Vancouver, CA

Overview

3→
Patents
1998–2011
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.

Y02Eprimary
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution27%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy18%
C07CAcyclic or carbocyclic compounds9%
C10GCracking hydrocarbon oils9%
C10LFuels not otherwise provided for9%
C11CFatty acids from fats, oils or waxes9%
Y02PClimate change mitigation technologies in the production or processing of goods9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
7,914,943'Integrated seal for fuel cell assembly and fuel cell stack'20116,698,278'Indirect measurement of fuel concentration in a liquid feed fuel cell'20045,705,722'Conversion of biomass feedstock to diesel fuel additive'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to CANADA NATURAL RESOURCES (1)· patent assignee history
1998–2011Based in Vancouver, CA· patent location history
2004Patents assigned to BALLARD POWER SYSTEMS (1)· patent assignee history
2011Patents assigned to DAIMLER AG (1)· patent assignee history
2011Patents assigned to FORD MOTOR CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BALLARD POWER SYSTEMS12004
CANADA NATURAL RESOURCES11998
DAIMLER AG12011
FORD MOTOR CO12011
Locations
LocationPatentsSpan
Vancouver, CA31998–2011