Inventor · disambiguated record
Liangheng Qiu
Also filed as: QIU LIANGHENG
7 granted patents·3 pending applications·25 citations·filing 2005–2019
79Inventor score
Top patents by PatentIndex Score
10 records- 0178US9194433B2Cage bearing with oil retaining shieldHAMILTON SUNDSTRAND CORP·Filed 2014·Granted Nov 24, 2015·4 cites·11 claims
- 0277US7492870B2Method for coating a carbon-carbon composite x-ray tube bearing cageGEN ELECTRIC·Filed 2007·Granted Feb 17, 2009·4 cites·22 claims
- 0374US7492869B1Titanium carbide plus silver coated balls for x-ray tube bearingsGEN ELECTRIC·Filed 2007·Granted Feb 17, 2009·3 cites·22 claims
- 0470US7377695B2Integral duplex bearings for rotating x-ray anodeGEN ELECTRIC·Filed 2005·Granted May 27, 2008·12 cites·20 claims
- 0561US11575292B2Anti-rotation device for rotor bearings in generatorsHAMILTON SUNDSTRAND CORP·Filed 2019·Granted Feb 7, 2023·0 cites·15 claims
- 0661US9097281B2Ball bearing particularly for use in high speed generatorRITTMEYER GREGORY ALAN·Filed 2012·Granted Aug 4, 2015·2 cites·20 claims
- 0752US7620153B2Cage for x-ray tube bearingsGEN ELECTRIC·Filed 2007·Granted Nov 17, 2009·0 cites·14 claims
- 0851US2010128848A1X-ray tube having liquid lubricated bearings and liquid cooled targetGEN ELECTRIC·Filed 2008·Application pending·0 cites
- 0946US2008095316A1Anode assembly bearing apparatus for an x-ray deviceGEN ELECTRIC·Filed 2006·Application pending·0 cites
- 1042US2014219598A1Variable frequency generator input shaft bearingGROSSKOPF ANDREW P·Filed 2012·Application pending·0 cites
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