Inventor
Hoo Y. Chung
Inventor
Bloomington, MN, US
Overview
Patents· 31 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation14%
Y10TTechnical subjects covered by former us classification13%
B82YSpecific uses or applications of nanostructures11%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons9%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C08LCompositions of macromolecular compounds8%
D04HMaking textile fabrics, e.g. from fibres or filamentary material8%
C12MApparatus for enzymology or microbiology4%
C12NMicroorganisms or enzymes4%
PatentTitleYear
10,272,374Fine fiber media layer201910,058,807Web comprising fine fiber and reactive, adsorptive or absorptive particulate20189,718,012'Fine fiber media layer'20179,610,523'Web comprising fine fiber and reactive, adsorptive or absorptive particulate'20179,587,328'Fine fibers made from polymer crosslinked with resinous aldehyde composition'20178,753,438'Web comprising fine fiber and reactive, adsorptive or absorptive particulate'20148,709,118'Fine fiber media layer'20148,512,431'Fine fiber media layer'20138,383,408'Nanofibrillar structure and applications including cell and tissue culture'20138,366,797'Fine fiber media layer'20138,343,264'Web comprising fine fiber and reactive, adsorptive or absorptive particulate'20138,246,730'Web comprising fine fiber and reactive, adsorptive or absorptive particulate'20128,211,218'Web comprising fine fiber and reactive, adsorptive or absorptive particulate'20128,118,901'Fine fiber media layer'20128,048,210'Web comprising fine fiber and reactive, adsorptive or absorptive particulate'20118,029,588'Fine fiber media layer'20117,704,740'Nanofibrillar structure and applications including cell and tissue culture'20107,318,853'Polymer, polymer microfiber, polymer nanofiber and applications including filter structures'20087,318,852'Bag house filter with fine fiber and spun bonded media'20087,316,723'Air filter with fine fiber and spun bonded media'20087,270,693'Polymer, polymer microfiber, polymer nanofiber and applications including filter structures'20077,179,317'Polymer, polymer microfiber, polymer nanofiber and applications including filter structures'20077,090,715'Polymer, polymer microfiber, polymer nanofiber and applications including filter structures'20067,070,640'Polymer, polymer microfiber, polymer nanofiber and applications including filter structures'20066,955,775'Process if making fine fiber material'20056,924,028'Polymer, polymer microfiber, polymer nanofiber and applications including filter structures'20056,743,273'Polymer, polymer microfiber, polymer nanofiber and applications including filter structures'20045,972,449'Porous products manufactured from polytetrafluoroethylene treated with a perfluoroether fluid and methods of manufacturing such products'19995,869,156'Porous products manufactured from polytetrafluoroethylene treated with a perfluoroether fluid and method of manufacturing such products'19995,698,011'Process for separating sterilant gas from diluent gas through a selective membrane'19975,250,094'Ceramic filter construction and method'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2019Patents assigned to DONALDSON CO INC (29)· patent assignee history
1993–2013Based in Bloomington, MN, US· patent location history
2011–2019Based in Edina, MN, US· patent location history
2012–2014Patents assigned to CHUNG HOO Y (7)· patent assignee history
2012–2014Patents assigned to DALLAS ANDREW J (4)· patent assignee history
2012–2014Patents assigned to GIERTZ JAMES R (4)· patent assignee history
2012–2014Patents assigned to JORIMAN JON D (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DONALDSON CO INC | 29 | 1993–2019 |
| CHUNG HOO Yself | 7 | 2012–2014 |
| DALLAS ANDREW J | 4 | 2012–2014 |
| GIERTZ JAMES R | 4 | 2012–2014 |
| JORIMAN JON D | 4 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bloomington, Minnesota, US | 17 | 1993–2013 |
| Edina, Minnesota, US | 14 | 2011–2019 |