Inventor
Marty A. Barris
Inventor
Lakeville, MN, US
Overview
Patents· 26 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation23%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general22%
F02BInternal-combustion piston engines12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
Y02TClimate change mitigation technologies related to transportation8%
D04HMaking textile fabrics, e.g. from fibres or filamentary material5%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons3%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof3%
Y02ATechnologies for adaptation to climate change3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
PatentTitleYear
11,123,673Filter arrangements; housings; assemblies; and, methods202110,343,101Filter arrangements; housings; assemblies; and, methods201910,252,206Filter arrangements; housings; assemblies; and, methods20199,839,870'Filter for humidity control, typically for control of humidity in a bulk liquid tank'20179,283,507'Filter arrangements; housings; assemblies; and, methods'20168,641,795'Filter arrangements; housing; assemblies; and, methods'20148,343,245'Filter arrangements; housings; assemblies; and, methods'20137,905,936'Filter arrangements; housing; assemblies; and, methods'20117,364,601'Precleaner arrangement for use in air filtration; method; and, air cleaner using same'2008D0520619'Air cleaner for engine'20066,994,742'Filtration arrangement utilizing pleated construction and method'20066,892,854'Muffler with catalytic converter arrangement; and method'20056,800,117'Filtration arrangement utilizing pleated construction and method'20046,550,573'Muffler with catalytic converter arrangement, and method'20035,828,013'Muffler with catalytic converter arrangement; and method'19985,616,171'Pulse jet filter cleaning system'19975,426,269'Muffler with catalytic converter arrangement; and method'19955,357,755'Trap apparatus with bypass'19945,355,973'Muffler with catalytic converter arrangement; and method'19945,293,742'Trap apparatus with tubular filter element'19945,250,094'Ceramic filter construction and method'19935,212,948'Trap apparatus with bypass'19935,053,062'Ceramic foam prefilter for diesel exhaust filter system'19915,024,054'Engine exhaust system with sequential loading of multiple filters'19914,986,069'Engine exhaust particle trap captured mass sensor'19914,650,506'Multi-layered microfiltration medium'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2021Patents assigned to DONALDSON CO INC (26)· patent assignee history
1987–2021Based in Eagan, MN, US· patent location history
1991–2019Based in Lakeville, MN, US· patent location history
2008Based in Overijse, BE· patent location history
2013Patents assigned to BARRIS MARTY A (1)· patent assignee history
2013Patents assigned to BISHOP WAYNE R W (1)· patent assignee history
2013Patents assigned to CAMPBELL STEVEN (1)· patent assignee history
2013Patents assigned to COULONVAUX PAUL R (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DONALDSON CO INC | 26 | 1987–2021 |
| BARRIS MARTY Aself | 1 | 2013 |
| BISHOP WAYNE R W | 1 | 2013 |
| CAMPBELL STEVEN | 1 | 2013 |
| COULONVAUX PAUL R | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lakeville, Minnesota, US | 23 | 1991–2019 |
| Eagan, Minnesota, US | 2 | 1987–2021 |
| Overijse, BE | 1 | 2008 |