P

Inventor

HIROTA KAZUHIRO

JP71 patents
⚠️ This page may combine multiple inventors who share the name “HIROTA KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KONISHIROKU PHOTO IND

21 patents
US6427997B1Aug 6, 2002

Sheet stacker with aligning/conveying rollers and image forming apparatus using the same

KONISHIROKU PHOTO IND123 citations96
US6585258B1Jul 1, 2003

Automatic document feeder having a document shunting path

KONISHIROKU PHOTO IND47 citations95
US6145834ANov 14, 2000

Automatic document feeder having a document shunting path

KONISHIROKU PHOTO IND53 citations95
US6283354B1Sep 4, 2001

Sheet processing apparatus

KONISHIROKU PHOTO IND25 citations92
US6233427B1May 15, 2001

Image forming apparatus in use with a sheet post-processing apparatus

KONISHIROKU PHOTO IND24 citations92
US6206359B1Mar 27, 2001

Auto document feeder

KONISHIROKU PHOTO IND33 citations92
US6152445ANov 28, 2000

Sheet conveying apparatus and method wherein the sheet is fed without contacting the discharge layer

KONISHIROKU PHOTO IND28 citations92
US5984299ANov 16, 1999

Sheet finishing apparatus

KONISHIROKU PHOTO IND49 citations92
US5088717AFeb 18, 1992

Paper feeding apparatus having a three cylinder vacuum member

KONISHIROKU PHOTO IND28 citations92
US6796559B2Sep 28, 2004

Automatic document feeder having a document shunting path

KONISHIROKU PHOTO IND31 citations91
US6091929AJul 18, 2000

Image forming apparatus having stapling position controller

KONISHIROKU PHOTO IND33 citations91
US6109605AAug 29, 2000

Sheet finishing apparatus

KONISHIROKU PHOTO IND18 citations83
USD438889SMar 13, 2001

Electronic copier

KONISHIROKU PHOTO IND9 citations74
US5292112AMar 8, 1994

Image forming apparatus

KONISHIROKU PHOTO IND9 citations74
US5223905AJun 29, 1993

Automatic document conveying device

KONISHIROKU PHOTO IND13 citations74
US5213320AMay 25, 1993

Paper feed device

KONISHIROKU PHOTO IND12 citations74
US5169135ADec 8, 1992

Recirculating document handler

KONISHIROKU PHOTO IND7 citations74
US6381439B2Apr 30, 2002

Document feeding apparatus and image forming apparatus

KONISHIROKU PHOTO IND7 citations73
US5449158ASep 12, 1995

Sorter for distributing a plurality of sheets to a plurality of sheet holding bins

KONISHIROKU PHOTO IND6 citations63
US5192065AMar 9, 1993

Sorter with trays rotatable into a stapling position

KONISHIROKU PHOTO IND4 citations63
US5259605ANov 9, 1993

Sorter with trays having guide plates and return springs

KONISHIROKU PHOTO IND2 citations60

FUJIFILM CORP

12 patents

TERUMO CORP

5 patents

NIHON DEMPA KOGYO CO

4 patents

HIROTA KAZUHIRO

2 patents

KONICA MINOLTA BUSINESS TECH

2 patents

TOYO COMMUNICATION EQUIP

1 patent

NDK SAW DEVICES CO LTD

1 patent

KONICA CORP

1 patent

MITSUBISHI HEAVY IND LTD

1 patent

Showing the top 50 of 71 patents by PatentIndex Score.