Inventor
HANZAWA HISASHI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “HANZAWA HISASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
9 patentsUS4225894ASep 30, 1980
Mode change-over mechanism for recording and/or reproducing apparatus
SONY CORP27 citations78
US5764433AJun 9, 1998
Short-side-loading tape cassette recording and/or reproducing apparatus
SONY CORP9 citations73
US5414573AMay 9, 1995
Cassette accommodating type electronic device having a plurality of windows for identifying the amount of remaining tape and the side label of the cassette accommodated in the device
SONY CORP12 citations73
US6592041B1Jul 15, 2003
Transfer apparatus and recording and/or reproduction method and transfer method and recording and/or reproduction method
SONY CORP8 citations72
US4147898AApr 3, 1979
Recording and/or reproducing apparatus mode control system
SONY CORP10 citations71
US5953182ASep 14, 1999
Head moving and holding mechanism for reversible tape recorder
SONY CORP2 citations61
US5943182AAug 24, 1999
Magnetic recording and/or playback apparatus with reduced drive belt tension during high-speed tape drive
SONY CORP2 citations61
US4178809ADec 18, 1979
Mode change-over device for recording and/or reproducing apparatus
SONY CORP5 citations54
US5621589AApr 15, 1997
Recording and/or reproducing apparatus
SONY CORP3 citations53
FUJITSU LTD
4 patentsUS5852757ADec 22, 1998
Electrophotographic image forming apparatus having a device for recovering residual toner
FUJITSU LTD32 citations90
US5528344AJun 18, 1996
Image forming device
FUJITSU LTD13 citations72
US6400922B2Jun 4, 2002
Image-forming device having a plurality of image-forming units respectively apply the difference force to the recordable medium
FUJITSU LTD2 citations62
US6434356B1Aug 13, 2002
Recording apparatus responsive to changing electrical resistance of transfer media
FUJITSU LTD2 citations61