PAPST-MOTOREN GMBH & CO. KG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 4103
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS272
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 164

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6448726 Electronically commutated motorJun 08, 01Sep 10, 02[H02K]
6017191 Axial ventilator housingDec 09, 97Jan 25, 00[F01D]
6013966 Mini-fan unit especially for use as a fun printed circuit boardsOct 09, 98Jan 11, 00[H02K]
5973424 Process for insulating the stator of an electronically switched D.C. motorJun 24, 98Oct 26, 99[H02K]
RE35763 Permanent magnet excited electric motorJul 23, 96Apr 07, 98[H02K]
5695318 Diagonal fanApr 26, 96Dec 09, 97[F04D]
5591008 Fan impellersJun 02, 95Jan 07, 97[F04D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2004/0203,883 Systems and methods for providing location-based services to usersAbandonedNov 18, 02Oct 14, 04[H04M, H04Q]
6659719 Ventilator housing, in particular, for axial ventilatorsExpiredNov 28, 01Dec 09, 03[F04D]
6551059 Radial blower, in particular, for a breathing apparatusExpiredSep 24, 01Apr 22, 03[F04D]
6545381 Small electric motor with axial bearingExpiredJan 15, 02Apr 08, 03[H02K]
6501200 Motor arrangementExpiredMay 16, 01Dec 31, 02[H02K]
6232690 Electronically commutated DCExpiredSep 03, 99May 15, 01[H02K]
6190135 Cover for a fanExpiredDec 21, 98Feb 20, 01[B63H]
6097129 Electronically commutated motorExpiredMar 19, 99Aug 01, 00[H02K]
6051944 Drive-circuit of a brushless DC motorExpiredOct 17, 97Apr 18, 00[H02K]
5963024 Switched mode power supplyExpiredDec 17, 97Oct 05, 99[H02M, G05F]
5931660 Blower for gas premix burnersExpiredOct 17, 97Aug 03, 99[F23D]
5924849 Holding device for electric fans in particular minifansExpiredJul 31, 97Jul 20, 99[F04B]
5712545 Electronically commutated motor and method of controlling such a motorWithdrawnApr 25, 96Jan 27, 98[]
5678988 Blower for gas premix burnersExpiredDec 05, 94Oct 21, 97[F04B, F23D]
5640472 Fiber optic sensor for magnetic bearingsExpiredJun 07, 95Jun 17, 97[G02B]
5600216 Bridge circuit for driving a brushless DC motorExpiredJul 13, 93Feb 04, 97[H02P]
5537015 Semiconductor circuit for a DC motorExpiredSep 13, 94Jul 16, 96[H01R]
5011165 Sealing device especially for hard disk drivesExpiredMay 01, 89Apr 30, 91[F16J]
4449081 Compensating outputs of hall generators to minimize effects of temperature variation and the likeExpiredJan 10, 83May 15, 84[H02P]

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