Inventor
IGUCHI MASAMI
JP5 patents
Patents
5 patentsUS7287843B2Oct 30, 2007
Ink bag, ink cartridge and ink-jet recording apparatus, ink filling method, ink refilling method, manufacturing method of ink cartridge, and recycling method of ink cartridge
RICOH KK22 citations91
US6863386B2Mar 8, 2005
Ink mixing device, ink manufacturing apparatus, method for washing the ink manufacturing apparatus, method for manufacturing ink, ink, ink cartridge containing the ink, image forming method and apparatus using the ink, and print image produced by the image forming method and apparatus
RICOH KK20 citations90
US7814732B2Oct 19, 2010
Liquid containing bag, liquid cartridge, image forming device, and sealing method and sealing apparatus for the liquid containing bag
RICOH KK2 citations59
US7454881B2Nov 25, 2008
Method of sealing a cylindrical inlet of a bag
RICOH KK3 citations54
US7222948B2May 29, 2007
Liquid containing bag, liquid cartridge, image forming device and sealing method and sealing apparatus for the liquid containing bag
RICOH KK1 citations49