Inventor
HIROI MASAKAZU
JP51 patents
⚠️ This page may combine multiple inventors who share the name “HIROI MASAKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
47 patentsUSRE36923EOct 24, 2000
Sheet stapler
CANON KK507 citations99
US6131898AOct 17, 2000
Image forming apparatus
CANON KK68 citations96
US5621501AApr 15, 1997
Opening-closing mechanism for an automatic original feeding apparatus
CANON KK64 citations96
US5351112ASep 27, 1994
Original feeding apparatus and image forming system with it
CANON KK69 citations96
US5350169ASep 27, 1994
Tray apparatus
CANON KK62 citations96
US5230457AJul 27, 1993
Sheet stapler
CANON KK74 citations96
US4978045ADec 18, 1990
Sheet stapler
CANON KK69 citations96
US4770334ASep 13, 1988
Stapler apparatus
CANON KK62 citations96
US5455667AOct 3, 1995
Sheet handling apparatus with plural sheet storage units
CANON KK41 citations93
US4965629AOct 23, 1990
Sheet finisher with a binder
CANON KK37 citations93
US6098977AAug 8, 2000
Sheet original conveying apparatus having original travel reverse apparatus and image forming apparatus
CANON KK35 citations92
US6021305AFeb 1, 2000
Sheet original conveying apparatus for duplex copying
CANON KK51 citations92
US5819151AOct 6, 1998
Original feeding apparatus with rotary conveyor that releases original before reading
CANON KK35 citations92
US5799237AAug 25, 1998
Reading apparatus in which image reading means may be fixed to read and original being conveyed
CANON KK40 citations92
US5579083ANov 26, 1996
Image forming system with original feeding apparatus
CANON KK36 citations92
US5385340AJan 31, 1995
Sheet post-processing apparatus
CANON KK34 citations92
US5382016AJan 17, 1995
Sheet sorter with a stapler having a controlled sheet aligning member
CANON KK27 citations92
US5269503ADec 14, 1993
Sheet processing apparatus with detachable staple cartridge and cartridge locking means
CANON KK35 citations92
US5215300AJun 1, 1993
Tray apparatus
CANON KK35 citations92
US5110104AMay 5, 1992
Sheet transporting device with carriage unit
CANON KK36 citations92
US5092509AMar 3, 1992
Sheet stapling apparatus
CANON KK34 citations92
US5035412AJul 30, 1991
Control method for a sorter
CANON KK25 citations92
US4928941AMay 29, 1990
Sheet sorter with stapler
CANON KK33 citations92
US4883265ANov 28, 1989
Tray apparatus
CANON KK48 citations92
US4717134AJan 5, 1988
Sheet folding apparatus
CANON KK43 citations92
US4544148AOct 1, 1985
Automatic original conveying device
CANON KK31 citations92
US5927706AJul 27, 1999
Automatic original supplying apparatus
CANON KK23 citations91
US5552859ASep 3, 1996
Sheet supplying apparatus with means for rocking sheet stacking plate
CANON KK47 citations90
US5645273AJul 8, 1997
Sheet original supply apparatus and image forming apparatus with it
CANON KK18 citations84
US4986520AJan 22, 1991
Control method for sorter with stapler
CANON KK20 citations82
US4930761AJun 5, 1990
Control method for sorter with stapler
CANON KK22 citations82
US5769411AJun 23, 1998
Sheet feeding apparatus with sheet separation feature
CANON KK13 citations74
US5556251ASep 17, 1996
Sheet finisher
CANON KK18 citations74
US5546168AAug 13, 1996
Image forming apparatus with selective operation in document-fix reading mode and document-move reading mode
CANON KK17 citations74
US5434661AJul 18, 1995
Sheet post-processing apparatus including offset means for selectively offsetting sheets discharged in one of plural bins relative to sheets discharged in the other of said plural bins
CANON KK11 citations74
US5322274AJun 21, 1994
Sheet conveying apparatus
CANON KK15 citations74
US5255908AOct 26, 1993
Sheet sorter with control for continuous operation
CANON KK13 citations74
US5152511AOct 6, 1992
Sheet sorter with stapler
CANON KK14 citations74
US5104106AApr 14, 1992
Sheet sorter with stapler
CANON KK14 citations74
US5011130AApr 30, 1991
Sheet sorter
CANON KK17 citations74
US4850581AJul 25, 1989
Automatic sheet supplying device
CANON KK16 citations74
US5345303ASep 6, 1994
Sheet sorter having aligning member
CANON KK9 citations73
US5316287AMay 31, 1994
Tray apparatus
CANON KK9 citations73
US5289250AFeb 22, 1994
Sheet post-processing apparatus having sheet aligner
CANON KK8 citations73
US4917364AApr 17, 1990
Sheet processing apparatus
CANON KK16 citations73
US5812912ASep 22, 1998
Automatic original supplying apparatus having count mode
CANON KK6 citations63
USRE35087ENov 14, 1995
Sheet sorter with stapler
CANON KK5 citations63
OKI DATA KK
3 patentsShowing the top 50 of 51 patents by PatentIndex Score.