Inventor
NELSON ALFRED M
US24 patents
⚠️ This page may combine multiple inventors who share the name “NELSON ALFRED M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WANG LABORATORIES
8 patentsUS4393389AJul 12, 1983
Magnetic toner transfer method and apparatus
WANG LABORATORIES18 citations73
US4412263AOct 25, 1983
Recording head protective overlay and cleaning arrangement
WANG LABORATORIES9 citations71
US4399422AAug 16, 1983
Magnetizing apparatus
WANG LABORATORIES7 citations71
US4378754AApr 5, 1983
Toner applicator system for magnetography
WANG LABORATORIES12 citations68
US4410896AOct 18, 1983
Apparatus for preventing removal of toner from transferred images
WANG LABORATORIES4 citations62
US4392179AJul 5, 1983
Apparatus and method for separating adhering media electrostatically
WANG LABORATORIES2 citations62
US4381966AMay 3, 1983
Process for fabricating recording heads for magnetography
WANG LABORATORIES5 citations62
US4415906ANov 15, 1983
Magnetic recording heads
WANG LABORATORIES3 citations57
HIGHTREE MEDIA CORP
7 patentsUS5523897AJun 4, 1996
Tape duplicating system
HIGHTREE MEDIA CORP2 citations61
US5513817AMay 7, 1996
Servo system
HIGHTREE MEDIA CORP4 citations61
US5392976AFeb 28, 1995
Servo system
HIGHTREE MEDIA CORP2 citations61
US5479300ADec 26, 1995
Tape duplicating system
HIGHTREE MEDIA CORP1 citations51
US5475538ADec 12, 1995
Tape duplicating system
HIGHTREE MEDIA CORP1 citations51
US5537267AJul 16, 1996
Apparatus for, and methods of, processing a slave cassette to obtain a transfer of an image on a master tape to a slave tape in the slave cassette
HIGHTREE MEDIA CORP3 citations50
US5526197AJun 11, 1996
Tape drive system
HIGHTREE MEDIA CORP0 citations40
AM INT
5 patentsUS4176362ANov 27, 1979
High density magnetic image recording head
AM INT12 citations73
US4265196AMay 5, 1981
Toner applicator apparatus
AM INT2 citations63
US4197811AApr 15, 1980
Toner applicator and removal apparatus
AM INT4 citations63
US4175265ANov 20, 1979
Toner transfer system
AM INT6 citations63
US4146898AMar 27, 1979
Non-contact magnetic toner transfer system
AM INT6 citations62