Inventor
HELMERS THOMAS L
US3 patents
Patents
3 patentsUS5189355AFeb 23, 1993
Interactive rotary controller system with tactile feedback
AMPEX284 citations94
US4731679AMar 15, 1988
Method and apparatus for transporting a recording medium with an adaptive velocity change profile
AMPEX112 citations94
US4561608ADec 31, 1985
Adaptive end of tape detection apparatus and method
AMPEX17 citations71