Inventor · disambiguated record
Win-Yin Liu
Also filed as: LIU WIN-YIN
8 granted patents·300 citations·filing 1997–2002
89Inventor score
Technology areasB41J
Top patents by PatentIndex Score
8 records- 0193US6364473B1Refilling needle for refilling an ink cartridgeFiled 2001·Granted Apr 2, 2002·71 cites·5 claims
- 0292US6213597B1Apparatus for ink cartridge of a jet printerFiled 2000·Granted Apr 10, 2001·59 cites·4 claims
- 0388US6386691B1Ink cartridge of a printer facilitating second refillingFiled 2001·Granted May 14, 2002·40 cites·7 claims
- 0483US6390613B1Ink-refilling device for ink cartridge of a jet printerFiled 2001·Granted May 21, 2002·28 cites·10 claims
- 0581US6172695B1Ink replenishing device for link cartridge of a jet printerFiled 1999·Granted Jan 9, 2001·49 cites·6 claims
- 0679US6158848ARefilling device for ink cartridge of a jet printerFiled 1997·Granted Dec 12, 2000·44 cites·6 claims
- 0757US6688734B1Pull handle of an ink refill cylinderFiled 2002·Granted Feb 10, 2004·7 cites·4 claims
- 0830US6056395ADevice to prevent from ink interruption in a printing head of an ink cartridge in a printerFiled 1998·Granted May 2, 2000·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →