Sieghard PIETSCHNER

City:

Greven

Country:

Germany

Published Applications:

Last publication date:

2026-03-19

Top Assignees for applications by Sieghard PIETSCHNER

The entities that hold a legal rights for patent applications filed by inventor PIETSCHNER Sieghard:

Hengst GmbH & Co. K.G. 5 Muenster, Germany
HENGST SE 2 Münster, Germany
HENGST GmbH & Co. KG 1 Muenster, Germany

Recent patent applications by PIETSCHNER Sieghard

Sieghard PIETSCHNER from Greven, DE has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-03-19

US20260077280A1

Performing operations; transporting

FILTER INSERT WITH IMPROVED FILTER PERFORMANCE UNDER OPERATING CONDITIONS

#2 | 2022-02-24

US20220054959A1

Performing operations; transporting

METHOD AND DEVICE FOR DETERMINING AT LEAST ONE OPERATING PARAMETER OF A FILTER OR A FILTER CARTRIDGE ARRANGED IN THE FILTER, AND FILTER CARTRIDGE

#3 | 2021-12-23

US20210394108A1

Performing operations; transporting

Filter arrangement and method

#4 | 2019-04-11

US20190105587A1

Performing operations; transporting

Filter insert of a fuel filter, filter insert, and fuel filter

#5 | 2010-09-16

US20100229510A1

Mechanical engineering

Oil mist separator of an internal combustion engine

#6 | 2009-08-13

US20090199826A1

Performing operations; transporting

Device for eliminating oil particles from the crankcase ventilation gas in an internal combustion engine

#7 | 2006-09-05

US10469876

Device for the ventilation of the crankcase of an internal combustion engine

#8 | 2006-05-04

US20060090737A1

Mechanical engineering

Oil separator for the separation of oil from the crankcase ventilation gas of an internal combustion engine

#9 | 2005-03-24

US20050061305A1

Mechanical engineering

Apparatus for ventilating the crankcase of a combustion engine

InventorID:

2475077 ⎘