Inventor

Donald A. Lines

Inventor

Vancouver, CA

Overview

1993–2004

Patent span

Chemistry

Primary field (CPC C)

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 energy20%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry15%

C01BNon-metallic elements15%

C10KPurifying or modifying the chemical composition of combustible gases containing carbon monoxide10%

B29CShaping or joining of plastics5%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact5%

F28FDetails of heat-exchange and heat-transfer apparatus, of general application5%

Y10TTechnical subjects covered by former us classification5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to UNITED KINGDOM GOVERNMENT (1)· patent assignee history

1993–2004Based in Vancouver, CA· patent location history

1994–2004Patents assigned to BALLARD POWER SYSTEMS (2)· patent assignee history

1995Patents assigned to CA MINISTER NAT DEFENCE (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
Vancouver, CA	4	1993–2004