Inventor
WOLKING ANTONIUS
DE16 patents
Patents
16 patentsUS11654471B2May 23, 2023
Method for producing a hollow valve for internal combustion engines
FEDERAL MOGUL VALVETRAIN GMBH2 citations70
US11313257B2Apr 26, 2022
Cavity valve with optimized shaft interior geometry, and method for producing same
FEDERAL MOGUL VALVETRAIN GMBH2 citations69
US11260448B2Mar 1, 2022
Method for the production of hollow chamber valves
FEDERAL MOGUL VALVETRAIN GMBH4 citations69
US11951561B2Apr 9, 2024
Method for producing a welded cavity valve
FEDERAL MOGUL VALVETRAIN GMBH0 citations59
US11035262B2Jun 15, 2021
Internally cooled poppet valve for internal combustion engine
FEDERAL MOGUL VALVETRAIN GMBH0 citations56
US11035261B2Jun 15, 2021
Inside-cooled disc valve and a semi-finished product and method for its production
FEDERAL MOGUL VALVETRAIN GMBH0 citations56
US11813658B2Nov 14, 2023
Method for producing a hollow valve for internal combustion engines
FEDERAL MOGUL VALVETRAIN GMBH0 citations55
US11788440B2Oct 17, 2023
Cover body for valve rotating device, corresponding valve rotating device and method for producing the cover body
FEDERAL MOGUL VALVETRAIN GMBH0 citations54
US11732622B2Aug 22, 2023
Method for producing a hollow valve with an optimised interior stem geometry for internal combustion engines
FEDERAL MOGUL VALVETRAIN GMBH0 citations54
US11524330B2Dec 13, 2022
Method for producing a hollow valve for internal combustion engines
FEDERAL MOGUL VALVETRAIN GMBH0 citations54
US11311964B2Apr 26, 2022
Internally cooled valve having a valve bottom, and method for the production thereof
FEDERAL MOGUL VALVETRAIN GMBH0 citations53
US11305346B2Apr 19, 2022
Poppet valve and method of its manufacture
FEDERAL MOGUL VALVETRAIN GMBH0 citations52
US11850655B2Dec 26, 2023
Process and device for manufacturing hollow, internally cooled valves
FEDERAL MOGUL VALVETRAIN GMBH0 citations49
US11154957B2Oct 26, 2021
Method for cross-wedge rolling poppet valves
FEDERAL MOGUL VALVETRAIN GMBH0 citations49
US11333046B2May 17, 2022
Internally cooled valve for an internal combustion engine
FEDERAL MOGUL VALVETRAIN GMBH0 citations43
US11306625B2Apr 19, 2022
Valve rotating device
FEDERAL MOGUL VALVETRAIN GMBH0 citations43