Inventor · disambiguated record
Li Yu
Also filed as: YU LI · YU LI-CHIH · YU LI-FU
10 granted patents·4 pending applications·91 citations·filing 1996–2018
88Inventor score
Files withUNICORN IMAGE PRODUCTS CO LTD4EATON INTELLIGENT POWER LTD3YU LI-FU2ACME BEST CORP1PRINT RITE UNICORN IMAGE PROD1
Top patents by PatentIndex Score
14 records- 0196US10580599B1Vacuum circuit interrupter with actuation having active dampingEATON INTELLIGENT POWER LTD·Filed 2018·Granted Mar 3, 2020·12 cites·25 claims
- 0285US6929357B2Ink cartridge having bellows valve, ink filling method and apparatus used thereofUNICORN IMAGE PRODUCTS CO LTD·Filed 2003·Granted Aug 16, 2005·32 cites·31 claims
- 0376US6935730B2One-way valve, valve unit assembly, and ink cartridge using the sameUNICORN IMAGE PRODUCTS CO LTD·Filed 2002·Granted Aug 30, 2005·17 cites·9 claims
- 0474US11187355B2Fluid coupling and method of assemblyEATON INTELLIGENT POWER LTD·Filed 2016·Granted Nov 30, 2021·3 cites·15 claims
- 0567US8108955B2Motor-and-nozzle combinational apparatus for a massage bathtubYU LI-FU·Filed 2008·Granted Feb 7, 2012·3 cites·5 claims
- 0663US7475972B2One-way valve, valve unit assembly, and ink cartridge using the sameUNICORN IMAGE PRODUCTS CO LTD·Filed 2005·Granted Jan 13, 2009·2 cites·16 claims
- 0756USD624561SPiston and shoe assembly for a hydraulic piston pumpYU LI-FU·Filed 2008·Granted Sep 28, 2010·11 cites·1 claims
- 0856US7246891B2Ink cartridge for a printerPRINT RITE UNICORN IMAGE PROD·Filed 2002·Granted Jul 24, 2007·7 cites·17 claims
- 0954US10541094B1Vacuum interrupter with radial bellowsEATON INTELLIGENT POWER LTD·Filed 2018·Granted Jan 21, 2020·0 cites·24 claims
- 1051US2009123311A1Plunger-slipper assembly of high-pressure pumpACME BEST CORP·Filed 2007·Application pending·0 cites
- 1139US2002088912A1Suspension device for displaying wheel rimsFiled 2001·Application pending·0 cites
- 1234US2005243147A1Ink cartridge having bellows valve, ink filling method and apparatus used thereofUNICORN IMAGE PRODUCTS CO LTD·Filed 2005·Application pending·0 cites
- 1332US2003107626A1Ink cartridge having bellows valve, ink filling method and apparatus used thereofFiled 2001·Application pending·0 cites
- 1429US5745933APre-washing device for water circulating tube of massaging bath tubFiled 1996·Granted May 5, 1998·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →