Assignee
CHENG WEIGUO
US·6 granted patents·1 pending application·86 citations·filing 2007–2025
Top patents by PatentIndex Score
7 records- 0194US8088213B2Controllable filler prefloculation using a dual polymer systemCHENG WEIGUO·Filed 2009·Granted Jan 3, 2012·29 cites·14 claims
- 0292US8172983B2Controllable filler prefloculation using a dual polymer systemCHENG WEIGUO·Filed 2007·Granted May 8, 2012·22 cites·16 claims
- 0392US8088250B2Method of increasing filler content in papermakingCHENG WEIGUO·Filed 2008·Granted Jan 3, 2012·15 cites·18 claims
- 0483US8647472B2Method of increasing filler content in papermakingCHENG WEIGUO·Filed 2010·Granted Feb 11, 2014·9 cites·23 claims
- 0582US8747617B2Controllable filler prefloculation using a dual polymer systemCHENG WEIGUO·Filed 2012·Granted Jun 10, 2014·7 cites·18 claims
- 0674US8778140B2Preflocculation of fillers used in papermakingCHENG WEIGUO·Filed 2012·Granted Jul 15, 2014·4 cites·13 claims
- 0766US2026000953A1Foldable multi-use supportCHENG WEIGUO·Filed 2025·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →