P
PatentIndex
Search
Landscape
Sign in
Inventor
TAKISAWA HIROSHI
JP
2 patents
Patents
2 patents
US5774863A
Jun 30, 1998
Speech information recording/reproducing apparatus
OLYMPUS OPTICAL CO
84 citations
93
US5980294A
Nov 9, 1999
IC card loading device
OLYMPUS OPTICAL CO
26 citations
91