Inventor · disambiguated record
David Liou
Also filed as: LIOU DAVID · LIOU DAVID W
9 granted patents·204 citations·filing 1992–2013
89Inventor score
Top patents by PatentIndex Score
9 records- 0190US5905312AGravity generating systemFiled 1997·Granted May 18, 1999·78 cites·15 claims
- 0288USD429875SPortion of a shoeSKECHERS U S A INC·Filed 1998·Granted Aug 29, 2000·36 cites·1 claims
- 0377US5338803AModified CPE for PVC impact modificationDOW CHEMICAL CO·Filed 1992·Granted Aug 16, 1994·29 cites·24 claims
- 0471US5525651ABlends of polycarbonate and chlorinated polyethyleneDOW CHEMICAL CO·Filed 1995·Granted Jun 11, 1996·25 cites·19 claims
- 0556US8011875B2Controllable transmission system and method thereofCHENG TSUN LIU·Filed 2007·Granted Sep 6, 2011·1 cites·16 claims
- 0653US5410952AApparatus for making a noodle with stuffingFiled 1994·Granted May 2, 1995·16 cites·1 claims
- 0752US10041465B2Water wheel device and control mechanism thereforLIOU DAVID·Filed 2013·Granted Aug 7, 2018·0 cites·15 claims
- 0850US5424341ABlends of polycarbonate and chlorinated polyethyleneDOW CHEMICAL CO·Filed 1993·Granted Jun 13, 1995·9 cites·20 claims
- 0936US5645139ACirculatable ladderFiled 1994·Granted Jul 8, 1997·10 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →