Method and apparatus for detecting engine valve motion

Method and apparatus for diagnosing valve lifter malfunction...

Method and apparatus for electrically driving engine valves

Method and apparatus for electrically driving engine valves

Method and apparatus for electrically driving engine valves

Method and apparatus for holding a cylinder valve closed during

Method and apparatus for holding a cylinder valve closed during

Method and apparatus for optimized combustion in an internal...

Method and apparatus for optimizing breathing utilizing unit val

Method and apparatus for setting bias spring load during...

Method and apparatus for setting valve lift within a cylinder

Method and apparatus for two-step cam profile switching

Method and apparatus for valve seating velocity control

Method and apparatus to control a variable valve control device

Method and apparatus to control a variable valve system

Method and apparatus to correct a cam phaser fault

Method and appparatus for varying intake and exhaust valve openi

Method and arrangement for affecting engine braking

Method and arrangement for controlling an internal...

Method and device for adjusting the angular position of a camsha