Inventor
DIETZ RALF
DE9 patents
⚠️ This page may combine multiple inventors who share the name “DIETZ RALF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MANN & HUMMEL GMBH
8 patentsUS9586168B2Mar 7, 2017
Flat filter element, filter housing and air filter
MANN & HUMMEL GMBH3 citations71
US9586167B2Mar 7, 2017
Flat filter element and air filter
MANN & HUMMEL GMBH3 citations71
US10247147B2Apr 2, 2019
Air filter device, particularly for a motor vehicle
MANN & HUMMEL GMBH1 citations62
US9359979B2Jun 7, 2016
Air filter and filter element of an air filter
MANN & HUMMEL GMBH2 citations61
US9381456B2Jul 5, 2016
Air filter
MANN & HUMMEL GMBH0 citations51
US11828253B2Nov 28, 2023
Air duct of an internal combustion engine
MANN & HUMMEL GMBH0 citations50
US9586165B2Mar 7, 2017
Air filter and filter element of an air filter
MANN & HUMMEL GMBH0 citations50
US9810184B2Nov 7, 2017
Air filter device, especially for a motor vehicle
MANN & HUMMEL GMBH0 citations40