Inventor · disambiguated record
Chang-Li Hsieh
Also filed as: HSIEH CHANG-LI
16 granted patents·397 citations·filing 1985–2015
94Inventor score
Files withKOCH ENG CO INC8KOCH MEMBRANE SYSTEMS INC3CHICONY POWER TECH CO LTD2KOCH ENG CHEM INC1KOCH GLITSCH INC1
Top patents by PatentIndex Score
16 records- 0187US5529084ALaminar flow elbow system and methodKOCH ENG CO INC·Filed 1994·Granted Jun 25, 1996·60 cites·38 claims
- 0286US7063789B2Filtration element and method of constructing a filtration assemblyKOCH MEMBRANE SYSTEMS INC·Filed 2004·Granted Jun 20, 2006·39 cites·6 claims
- 0383US7387731B2Filtration element and method of constructing a filtration assemblyKOCH MEMBRANE SYSTEMS INC·Filed 2005·Granted Jun 17, 2008·12 cites·8 claims
- 0479US5632933AMethod and apparatus using guide vanes for vapor distribution in mass transfer and heat exchange columnsKOCH ENG CO INC·Filed 1996·Granted May 27, 1997·45 cites·24 claims
- 0573US5464459AChevron type mist eliminator and systemKOCH ENG CO INC·Filed 1994·Granted Nov 7, 1995·46 cites·13 claims
- 0670US5605654AMethod and apparatus to improve vapor distribution in mass transfer and heat exchange columnsKOCH ENG CO INC·Filed 1996·Granted Feb 25, 1997·40 cites·31 claims
- 0766US6076813AVapor liquid contact tray with two-stage downcomerKOCH GLITSCH INC·Filed 1998·Granted Jun 20, 2000·32 cites·17 claims
- 0863US5632935AVapor-liquid contact tray and downcomer assembly and method employing sameKOCH ENG CO INC·Filed 1995·Granted May 27, 1997·33 cites·20 claims
- 0962US4620952AGas liquid contact tray and methodKOCH ENG CO INC·Filed 1985·Granted Nov 4, 1986·26 cites·20 claims
- 1059US7311830B2Filtration element and method of constructing a filtration assemblyKOCH MEMBRANE SYSTEMS INC·Filed 2006·Granted Dec 25, 2007·1 cites·2 claims
- 1152US5480595AVapor-liquid contact tray and downcomer assembly and method employing sameKOCH ENG CHEM INC·Filed 1994·Granted Jan 2, 1996·21 cites·38 claims
- 1250US5250234ALiquid distributor apparatus and method for high viscosity liquidsKOCH ENG CO INC·Filed 1992·Granted Oct 5, 1993·16 cites·29 claims
- 1344US5788894AHigh capacity vapor-liquid contact trayKOCH ENG CO INC·Filed 1997·Granted Aug 4, 1998·16 cites·23 claims
- 1436US9835690B2AC inrush current testing deviceCHICONY POWER TECH CO LTD·Filed 2015·Granted Dec 5, 2017·0 cites·7 claims
- 1532US9641096B2Energy-saving power supply apparatusCHICONY POWER TECH CO LTD·Filed 2015·Granted May 2, 2017·0 cites·7 claims
- 1625US6123912AProcess for producing alumina material for artificial skeleton with high strengthNAT SCIENCE COUNCIL·Filed 1999·Granted Sep 26, 2000·10 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →