Assignee
AXIVA GMBH
US·13 granted patents·337 citations·filing 1995–2002
Top patents by PatentIndex Score
13 records- 0192US6462095B1Polymer-stabilized metal colloid solutions, method for producing said solutions and use of the same as catalysts for fuel cellAXIVA GMBH·Filed 1998·Granted Oct 8, 2002·119 cites·16 claims
- 0290US6509110B1Triptycene derivatives and their use for opto-electronics applications, in particular as electroluminescent materialsAXIVA GMBH·Filed 1998·Granted Jan 21, 2003·47 cites·8 claims
- 0385US6350890B1Method for obtaining fatty acids from biomass by combined in/situ extraction, reaction and chromatography using compressed gasesAXIVA GMBH·Filed 1999·Granted Feb 26, 2002·64 cites·9 claims
- 0470US6331072B1Continuous, chaotic convection mixer, heat exchanger and reactorAXIVA GMBH·Filed 1998·Granted Dec 18, 2001·44 cites·20 claims
- 0563US6395935B1Use of phosphoric acid as a homogeneous catalyst during the preparation of keteneAXIVA GMBH·Filed 1998·Granted May 28, 2002·8 cites·8 claims
- 0662US6187224B1Optical brightening agentAXIVA GMBH·Filed 1995·Granted Feb 13, 2001·8 cites·13 claims
- 0755US6500956B1Method for the catalytic production of substituted bipyridyl derivativesAXIVA GMBH·Filed 1999·Granted Dec 31, 2002·12 cites·30 claims
- 0848US6415993B1Device for the mixing and subsequent atomizing of liquidsAXIVA GMBH·Filed 1998·Granted Jul 9, 2002·13 cites·24 claims
- 0945US6478851B2Ethylene treatment by gas permeationAXIVA GMBH·Filed 2002·Granted Nov 12, 2002·2 cites·1 claims
- 1042US6284547B1On-line analysis of process gas during the production of keteneAXIVA GMBH·Filed 1998·Granted Sep 4, 2001·9 cites·10 claims
- 1137US6592897B1Slow release tablet prepared from linear water-insoluble polysacchridesAXIVA GMBH·Filed 1999·Granted Jul 15, 2003·4 cites·9 claims
- 1234US6852440B1Fuel cell with improved long term performance, method for operating a PME fuel cell and PME fuel cell batteryAXIVA GMBH·Filed 1999·Granted Feb 8, 2005·7 cites·3 claims
- 1328US6365784B1Preparation of ethylene by gas permeationAXIVA GMBH·Filed 1998·Granted Apr 2, 2002·0 cites·15 claims
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