SULZER HEXIS AG
Patent Owner
Stats
- 15 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 24, 2013 most recent publication
Details
- 15 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 594 Total Citation Count
- Jan 03, 1991 Earliest Filing
- 18 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8614029 Plant with high-temperature fuel cells and a multi-component sleeve for a cell stackFeb 14, 06Dec 24, 13[H01M]
7641995 Heat exchanger for a heating system with integrated fuel cells for the production of electricitySep 10, 04Jan 05, 10[F24H, H01M, F28F]
7021553 Space heating system with fuel cells and a connection to a public electrical networkSep 02, 03Apr 04, 06[G05D]
6682836 Method for the operation of a fuel cell battery comprising a control systemOct 24, 01Jan 27, 04[H01M]
6432567 Fuel cell battery with afterburning at the periphery of a cell stackJan 25, 00Aug 13, 02[H01M]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6872379 Method for the reformation of fuels, in particular heating oilExpiredJul 31, 02Mar 29, 05[C01B, H01M, B01J]
2005/0000,832 Measuring apparatus for monitoring residual oxygen in an exhaust gasAbandonedJun 10, 04Jan 06, 05[G01N, G01F]
5116696 Gas and air feed member for a feed cell battery and a fuel cell batteryExpiredJan 03, 91May 26, 92[H01M]
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