P

Inventor

HATORI SATOSHI

JP70 patents
⚠️ This page may combine multiple inventors who share the name “HATORI SATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

26 patents
US7072602B2Jul 4, 2006

Image forming apparatus and image forming unit

RICOH KK122 citations99
US6125243ASep 26, 2000

Toner replenishing and developer replacing device for a developing unit of an image forming apparatus

RICOH KK106 citations97
US5915155AJun 22, 1999

Toner replenishing and developer replacing device for a developing unit of an image forming apparatus

RICOH KK110 citations97
US7162189B2Jan 9, 2007

Method and apparatus of image forming and process cartridge included in the apparatus

RICOH KK53 citations96
US6597881B2Jul 22, 2003

Image forming apparatus

RICOH KK56 citations96
US6122469ASep 19, 2000

Image forming apparatus including a preventing mechanism for preventing a developing unit from rotating

RICOH KK72 citations96
US5784669AJul 21, 1998

Toner replenishing device for an image forming apparatus

RICOH KK58 citations94
US7366441B2Apr 29, 2008

Method and apparatus for image forming having a predetermined gap formed between an image bearing member and a developing member

RICOH KK24 citations93
US7302205B2Nov 27, 2007

Process cartridge and image forming apparatus

RICOH KK20 citations93
US7146122B2Dec 5, 2006

Image forming apparatus and image forming unit

RICOH KK15 citations93
US7062207B2Jun 13, 2006

Powder transport apparatus and image forming apparatus that can stabilize replenishment of powder

RICOH KK26 citations93
US7493061B2Feb 17, 2009

Process cartridge including at least one replaceable member and image forming apparatus

RICOH KK22 citations92
US7313347B2Dec 25, 2007

Cleaning device, process cartridge, image forming apparatus and toner

RICOH KK32 citations92
US7136610B2Nov 14, 2006

Image forming apparatus using installable process cartridge, method of positioning process cartridge, and process cartridge itself

RICOH KK38 citations92
US5913092AJun 15, 1999

Picture design forming system and method toner for forming an image, transferring substance for forming a picture design

RICOH KK48 citations92
US7756439B2Jul 13, 2010

Image forming apparatus and process cartridge used therein

RICOH KK11 citations84
US7680446B2Mar 16, 2010

Cleaning device, process cartridge and image forming apparatus

RICOH KK12 citations84
US6941090B2Sep 6, 2005

Developing apparatus configured to prevent splashing of toner and carrier

RICOH KK13 citations84
US7486916B2Feb 3, 2009

Method and apparatus of image forming and process cartridge included in the apparatus

RICOH KK6 citations74
US6885836B2Apr 26, 2005

Image forming apparatus limiting heat transfer

RICOH KK9 citations74
US6768881B2Jul 27, 2004

Developing device and image forming apparatus using the same

RICOH KK9 citations74
US7158730B2Jan 2, 2007

Image forming apparatus, process cartridge, developing unit, and image forming method

RICOH KK6 citations73
US7546064B2Jun 9, 2009

Process cartridge with image carrier supporting structure for use in an image forming apparatus

RICOH KK5 citations63
US7190918B2Mar 13, 2007

Image forming apparatus

RICOH KK2 citations63
US7158743B2Jan 2, 2007

Developing apparatus, configured to prevent splashing of toner and carrier

RICOH KK3 citations63
US7522850B2Apr 21, 2009

Image forming apparatus, process cartridge, developing unit, and image forming method

RICOH KK4 citations62

ISHIKAWAJIMA HARIMA HEAVY IND

5 patents

RICOH CO LTD

5 patents

SEKI HIDEYASU

3 patents

ARAI YUJI

2 patents

HATORI SATOSHI

2 patents

SHINTANI TAKESHI

2 patents

YOSHINO KAORU

1 patent

FUJIMORI AKIRA

1 patent

KOIKE TOSHIO

1 patent

GOTOH RYOHTA

1 patent

OKAMOTO MICHIYA

1 patent

Showing the top 50 of 70 patents by PatentIndex Score.