Inventor
MUROOKA FUMIO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “MUROOKA FUMIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
18 patentsUS5731828AMar 24, 1998
Ink jet head, ink jet head cartridge and ink jet apparatus
CANON KK121 citations99
US6243109B1Jun 5, 2001
Print head with driving, transmission and control devices on single substrate
CANON KK54 citations96
US6224195B1May 1, 2001
Recording head and recording apparatus using the same
CANON KK49 citations96
US5880762AMar 9, 1999
Ink jet head with preliminary heater element
CANON KK41 citations96
US7250113B2Jul 31, 2007
Method for manufacturing liquid ejection head
CANON KK24 citations92
US6471339B1Oct 29, 2002
Substrate for thermal recording head, ink jet recording head using the substrate, recording apparatus with the recording head, and method of driving recording head
CANON KK21 citations92
US6467884B1Oct 22, 2002
Substrate unit for liquid discharging head, method for producing the same, liquid discharging head, cartridge, and image forming apparatus
CANON KK33 citations92
US5943070AAug 24, 1999
Substrate for thermal recording head, ink jet recording head using the substrate, recording apparatus with the recording head, and method of driving recording head
CANON KK31 citations92
US5614439AMar 25, 1997
Method of making a planar wiring in an insulated groove using alkylaluminum hydride
CANON KK23 citations92
US5602576AFeb 11, 1997
Ink-jet type recording head and monolithic integrated circuit suitable therfor
CANON KK50 citations92
US4982192AJan 1, 1991
Digital-to-analog converter having common adjustment means
CANON KK24 citations92
US7350891B2Apr 1, 2008
Liquid discharge head
CANON KK13 citations83
US6520611B2Feb 18, 2003
Print head and printer apparatus using the same
CANON KK12 citations74
US6464320B1Oct 15, 2002
Recording head and recording apparatus using the same
CANON KK6 citations74
US6439690B2Aug 27, 2002
Element substrate having connecting wiring between heat generating resistor elements and ink jet recording apparatus
CANON KK8 citations74
US5877784AMar 2, 1999
Printhead, printing apparatus and printing method using printhead
CANON KK9 citations74
US6257695B1Jul 10, 2001
Substrate for thermal recording head, ink jet recording head using the substrate, recording apparatus with the recording head, and method of driving record head
CANON KK12 citations73
US5355099AOct 11, 1994
Signal generating device
CANON KK4 citations62