Inventor

FIEDLER ROLF-GERHARD

DE7 patents

⚠️ This page may combine multiple inventors who share the name “FIEDLER ROLF-GERHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MAHLE GMBH

4 patents

US7396018B1Jul 8, 2008

Oil scraper ring for pistons of internal combustion engines

MAHLE GMBH7 citations71

US7306232B2Dec 11, 2007

Multipart oil wiping ring for pistons of internal combustion engines

MAHLE GMBH8 citations71

US7431305B2Oct 7, 2008

Oil scraper ring ring groove arrangement for pistons of internal combustion engines

MAHLE GMBH2 citations60

US7261301B2Aug 28, 2007

Oil scraper ring for pistons of internal combustion engines

MAHLE GMBH3 citations60

MAHLE INT GMBH

1 patent

US7387100B2Jun 17, 2008

Piston for an internal combustion engine and cover ring for the cooling channel of the piston

MAHLE INT GMBH8 citations68

BOSCH GMBH ROBERT

1 patent

US5285758AFeb 15, 1994

Fuel injection pump for internal combustion engines

BOSCH GMBH ROBERT4 citations57

FIEDLER ROLF-GERHARD

1 patent

US8794208B2Aug 5, 2014

Piston for an internal combustion engine

FIEDLER ROLF-GERHARD3 citations54