Inventor
David J. Hasse
Inventor
Middletown, DE, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation35%
Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]26%
F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state12%
F23JRemoval or treatment of combustion products or combustion residues7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
A47JKitchen equipment2%
C01BNon-metallic elements2%
C07CAcyclic or carbocyclic compounds2%
C10GCracking hydrocarbon oils2%
PatentTitleYear
10,183,258Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes with enhanced selectivity201910,143,973Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes with enhanced selectivity201810,112,149Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes with enhanced selectivity20189,895,653'Process and apparatus for the separation of a stream containing carbon dioxide, water and at least one light impurity including a separation step at subambient temperature'20189,446,347'Method of obtaining carbon dioxide from a carbon dioxide-containing gas mixture'20168,734,569'Method of obtaining carbon dioxide from carbon dioxide-containing gas mixture'20148,663,364'Method of obtaining carbon dioxide from carbon dioxide-containing gas mixture'20148,617,292'Method of obtaining carbon dioxide from carbon dioxide-containing gas mixture'20138,444,749'Method and system for membrane-based gas recovery'20137,776,137'Polyimide based mixed matrix composite membranes'20107,527,673'Polyimide based mixed matrix composite membranes'20097,476,636'Method of making mixed matrix membranes using electrostatically stabilized suspensions'20096,626,980'Mixed matrix membranes incorporating chabazite type molecular sieves'20036,508,860'Gas separation membrane with organosilicon-treated molecular sieve'20036,500,233'Purification of p-xylene using composite mixed matrix membranes'20025,276,309'Food conditioning chest'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994Based in McHenry, IL, US· patent location history
2002–2013Based in Bel Air, MD, US· patent location history
2003–2019Patents assigned to AIR LIQUIDE (14)· patent assignee history
2013–2014Patents assigned to HASSE DAVID J (4)· patent assignee history
2013–2014Patents assigned to KULKARNI SUDHIR S (3)· patent assignee history
2013–2014Patents assigned to SANDERS JR EDGAR S (3)· patent assignee history
2013–2014Patents assigned to TERRIEN PAUL (3)· patent assignee history
2013–2019Based in Middletown, DE, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AIR LIQUIDE | 14 | 2003–2019 |
| HASSE DAVID Jself | 4 | 2013–2014 |
| KULKARNI SUDHIR S | 3 | 2013–2014 |
| SANDERS JR EDGAR S | 3 | 2013–2014 |
| TERRIEN PAUL | 3 | 2013–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Middletown, Delaware, US | 8 | 2013–2019 |
| Bel Air, Maryland, US | 7 | 2002–2013 |
| McHenry, Illinois, US | 1 | 1994 |