Inventor
FUKUDA TSUGUHIRO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “FUKUDA TSUGUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
15 patentsUS5534898AJul 9, 1996
Ink jet head, ink jet apparatus and wiping method therefor
CANON KK368 citations99
US5182581AJan 26, 1993
Ink jet recording unit having an ink tank section containing porous material and a recording head section
CANON KK312 citations99
US5175565ADec 29, 1992
Ink jet substrate including plural temperature sensors and heaters
CANON KK133 citations98
US6234599B1May 22, 2001
Substrate having a built-in temperature detecting element, and ink jet apparatus having the same
CANON KK53 citations96
US6113223ASep 5, 2000
Ink jet recording head with ink chamber having slanted surfaces to aid bubble removal
CANON KK28 citations93
US5371528ADec 6, 1994
Liquid jet head with nonlinear liquid passages having a diverging portion
CANON KK35 citations93
US5148192ASep 15, 1992
Liquid jet recording head with nonlinear liquid passages and liquid jet recording apparatus having same
CANON KK35 citations93
US5467113ANov 14, 1995
Ink-jet recording head, board for said head and ink-jet recording apparatus
CANON KK21 citations92
US5066964ANov 19, 1991
Recording head having cooling mechanism therefor
CANON KK35 citations89
US6598952B2Jul 29, 2003
Liquid jet recording head having controller for controlling temperature distribution
CANON KK10 citations74
US6505907B2Jan 14, 2003
Recording apparatus having abnormality determination based on temperature and average ejection duty cycle
CANON KK12 citations74
US6412920B1Jul 2, 2002
Ink jet printing head, ink jet head cartridge and printing apparatus
CANON KK13 citations74
US5508725AApr 16, 1996
Ink jet head having trapezoidal ink passages, ink cartridge and recording apparatus with same
CANON KK12 citations74
US4883379ANov 28, 1989
Correction sheet and correction method
CANON KK13 citations74
US4894288AJan 16, 1990
Thermal transfer material
CANON KK5 citations63