Inventor
Ralf Blum
Inventor
Aham, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation29%
F01MLubricating of machines or engines in general12%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof12%
F16NLubricating12%
Y02TClimate change mitigation technologies related to transportation12%
A61LMethods or apparatus for sterilising materials or objects in general6%
F01PCooling of machines or engines in general6%
F02BInternal-combustion piston engines6%
F02FCylinders, pistons or casings, for combustion engines6%
PatentTitleYear
10,532,309Antimicrobial filter medium and cabin air filter202010,456,716Liquid filtering device20199,897,048'Internal combustion engine including an exhaust gas recirculation system and/or a water-cooled charge air cooler'20188,501,002'Exchangeable filter insert'20137,608,184'Liquid filter'20097,390,407'Liquid filter'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2020Patents assigned to MANN & HUMMEL GMBH (5)· patent assignee history
2008–2009Based in Ludwigsburg, DE· patent location history
2013Patents assigned to BLUM RALF (1)· patent assignee history
2013Patents assigned to CEDZICH WOLFGANG (1)· patent assignee history
2013Patents assigned to FRANZ ANDREAS (1)· patent assignee history
2013–2020Based in Aham, DE· patent location history
2018Patents assigned to DEUTZ AG (1)· patent assignee history
2018Based in Aachen, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MANN & HUMMEL GMBH | 5 | 2008–2020 |
| BLUM RALFself | 1 | 2013 |
| CEDZICH WOLFGANG | 1 | 2013 |
| DEUTZ AG | 1 | 2018 |
| FRANZ ANDREAS | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aham, DE | 3 | 2013–2020 |
| Ludwigsburg, DE | 2 | 2008–2009 |
| Aachen, DE | 1 | 2018 |