Piller GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 3117
 
 
 
H02K DYNAMO-ELECTRIC MACHINES 2105
 
 
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199
 
 
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6628012 Uninterruptible power supplyJan 19, 01Sep 30, 03[H01F]
6573626 Apparatus for uninterruptedly supplying power including an electrical machine and a flywheelApr 06, 01Jun 03, 03[H02K, H02J]
6424057 Uninterruptible power supply (UPS) system with primary air coolingJun 29, 00Jul 23, 02[H02J]
6023152 System for stabilizing a power supply systemApr 13, 98Feb 08, 00[H02J, G05F]
5457870 Method of making a rotorJun 21, 94Oct 17, 95[H02K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2002/0149,265 Apparatus for uninterrupted power supply including a fuel cellAbandonedApr 08, 02Oct 17, 02[H02J]
6113023 Take-up deviceExpiredOct 19, 98Sep 05, 00[B65H]
5628191 Natural gas expansion plantExpiredMay 16, 95May 13, 97[F01K]

Top Inventors for This Owner

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