P
PatentIndex
Search
Landscape
Sign in
Inventor
HEGE ALAN L
US
2 patents
Patents
2 patents
US5546462A
Aug 13, 1996
Method and apparatus for fingerprinting and authenticating various magnetic media
UNIV WASHINGTON
157 citations
96
US5428683A
Jun 27, 1995
Method and apparatus for fingerprinting and authenticating magnetic media
UNIV WASHINGTON
103 citations
94