P

Inventor

ISHIKAWA SATORU

JP72 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA SATORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BROTHER IND LTD

34 patents
US7953330B2May 31, 2011

Cartridges, such as developer cartridges, for an image forming apparatus, such as a printer

BROTHER IND LTD91 citations98
US6219505B1Apr 17, 2001

Image forming apparatus having paper-dust removing devices

BROTHER IND LTD88 citations98
US7970293B2Jun 28, 2011

Methods and systems relating to image forming apparatuses

BROTHER IND LTD45 citations97
USD723614SMar 3, 2015

Toner cartridge

BROTHER IND LTD33 citations94
US8009996B2Aug 30, 2011

Image forming apparatus including unit for determining type of developer cartridge

BROTHER IND LTD46 citations94
US7574148B2Aug 11, 2009

Image forming apparatus, developer cartridge, and detecting unit for detecting a state of the developer cartridge

BROTHER IND LTD52 citations94
US7899358B2Mar 1, 2011

Developing cartridge, process cartridge, and image forming apparatus

BROTHER IND LTD24 citations93
USD601183SSep 29, 2009

Toner cartridge

BROTHER IND LTD22 citations93
USD595343SJun 30, 2009

Toner cartridge

BROTHER IND LTD21 citations93
USD566169SApr 8, 2008

Toner cartridge

BROTHER IND LTD24 citations93
USD551285SSep 18, 2007

Photosensitive drum unit

BROTHER IND LTD27 citations93
USD550763SSep 11, 2007

Photosensitive drum unit

BROTHER IND LTD27 citations93
USD550764SSep 11, 2007

Toner cartridge

BROTHER IND LTD32 citations93
USD550765SSep 11, 2007

Toner cartridge

BROTHER IND LTD33 citations93
US6512904B2Jan 28, 2003

Recording medium feed path for an image forming apparatus

BROTHER IND LTD23 citations93
US7953339B2May 31, 2011

Image forming device and cartridge being electrically connected by terminals

BROTHER IND LTD29 citations92
USD724139SMar 10, 2015

Photosensitive drum unit

BROTHER IND LTD8 citations84
US7941072B2May 10, 2011

Cartridge

BROTHER IND LTD11 citations84
USD601184SSep 29, 2009

Photosensitive drum unit

BROTHER IND LTD15 citations84
USD595344SJun 30, 2009

Toner cartridge

BROTHER IND LTD15 citations84
US7248817B2Jul 24, 2007

Process cartridge and image forming apparatus

BROTHER IND LTD19 citations84
US7764903B2Jul 27, 2010

Image forming apparatus and process cartridge

BROTHER IND LTD7 citations74
US5953569ASep 14, 1999

Toner supply roller for use in image forming device

BROTHER IND LTD11 citations74
US9423769B2Aug 23, 2016

Process cartridge

BROTHER IND LTD3 citations73
US9141030B2Sep 22, 2015

Image forming system including a plurality of types of developing cartridges and a plurality of types of image carrier cartridges

BROTHER IND LTD3 citations63
US9116493B2Aug 25, 2015

Tandem type image forming apparatus

BROTHER IND LTD1 citations63
US9092006B2Jul 28, 2015

Image forming apparatus having cartridge detachably mounted therein

BROTHER IND LTD2 citations63
US7826768B2Nov 2, 2010

Cartridge and image forming device

BROTHER IND LTD4 citations63
US7565094B2Jul 21, 2009

Process cartridge, photosensitive member cartridge, developer cartridge and developer cartridge for use in image forming apparatus

BROTHER IND LTD6 citations63
US7447454B2Nov 4, 2008

Image forming apparatus and process cartridge

BROTHER IND LTD6 citations63
US7146121B2Dec 5, 2006

Process unit, photoconductive unit, developing unit, and image forming apparatus

BROTHER IND LTD3 citations63
US7031632B2Apr 18, 2006

Image forming apparatus including air-flow direction changing around transferring device

BROTHER IND LTD4 citations63
US7020405B2Mar 28, 2006

Image forming device capable of interrupting application of driving signal at a drive unit

BROTHER IND LTD4 citations63
US6405012B2Jun 11, 2002

Image forming apparatus and process cartridge with copy medium static eliminator

BROTHER IND LTD3 citations63

MITSUBISHI ELECTRIC CORP

5 patents

ISHIKAWA SATORU

4 patents

JANOME SEWING MACHINE CO LTD

3 patents

CANON KK

2 patents

NIDEC COPAL CORP

1 patent

MITSUBISHI HEAVY IND LTD

1 patent

Showing the top 50 of 72 patents by PatentIndex Score.