Inventor
Chang-Li Hsieh
Inventor
Carlisle, MA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation33%
B01FMixing, e.g. dissolving, emulsifying or dispersing14%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
F16LPipes8%
Y02ATechnologies for adaptation to climate change8%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application6%
A61FFilters implantable into blood vessels3%
A61LMethods or apparatus for sterilising materials or objects in general3%
C04BLime, magnesia3%
F15DFluid dynamics, i.e. methods or means for influencing the flow of gases or liquids3%
PatentTitleYear
9,835,690AC inrush current testing device20179,641,096'Energy-saving power supply apparatus'20177,387,731'Filtration element and method of constructing a filtration assembly'20087,311,830'Filtration element and method of constructing a filtration assembly'20077,063,789'Filtration element and method of constructing a filtration assembly'20066,123,912'Process for producing alumina material for artificial skeleton with high strength'20006,076,813'Vapor liquid contact tray with two-stage downcomer'20005,788,894'High capacity vapor-liquid contact tray'19985,632,935'Vapor-liquid contact tray and downcomer assembly and method employing same'19975,632,933'Method and apparatus using guide vanes for vapor distribution in mass transfer and heat exchange columns'19975,605,654'Method and apparatus to improve vapor distribution in mass transfer and heat exchange columns'19975,529,084'Laminar flow elbow system and method'19965,480,595'Vapor-liquid contact tray and downcomer assembly and method employing same'19965,464,459'Chevron type mist eliminator and system'19955,250,234'Liquid distributor apparatus and method for high viscosity liquids'19934,620,952'Gas liquid contact tray and method'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1998Patents assigned to KOCH ENG CO INC (8)· patent assignee history
1986Based in Billerica, MA, US· patent location history
1993–2008Based in Carlisle, MA, US· patent location history
1996Patents assigned to KOCH ENG CHEM INC (1)· patent assignee history
2000Patents assigned to KOCH GLITSCH INC (1)· patent assignee history
2000Based in Kaohsiung, TW· patent location history
2006–2008Patents assigned to KOCH MEMBRANE SYSTEMS INC (3)· patent assignee history
2017Patents assigned to CHICONY POWER TECH CO LTD (2)· patent assignee history
2017Based in New Taipei, TW· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOCH ENG CO INC | 8 | 1986–1998 |
| KOCH MEMBRANE SYSTEMS INC | 3 | 2006–2008 |
| CHICONY POWER TECH CO LTD | 2 | 2017 |
| KOCH ENG CHEM INC | 1 | 1996 |
| KOCH GLITSCH INC | 1 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Carlisle, Massachusetts, US | 12 | 1993–2008 |
| New Taipei, TW | 2 | 2017 |
| Kaohsiung, TW | 1 | 2000 |
| Billerica, Massachusetts, US | 1 | 1986 |