Inventor
OKAFUJI TAKAYUKI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “OKAFUJI TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
5 patentsUS4418303ANov 29, 1983
DC Motor control circuit
SONY CORP10 citations71
US5907325AMay 25, 1999
Processing apparatus for processing video images having removable storage memory
SONY CORP8 citations70
US5379164AJan 3, 1995
Helical scan system information signal recording/reproducing apparatus using control signal phase data and head height data from memory during control signal drop out
SONY CORP1 citations50
US4660108AApr 21, 1987
Automatic tracking apparatus
SONY CORP1 citations50
US4698699AOct 6, 1987
Head positioning signal generating apparatus with signal duration control
SONY CORP0 citations40