Inventor
KAWAKAMI HIDEAKI
JP80 patents
⚠️ This page may combine multiple inventors who share the name “KAWAKAMI HIDEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
30 patentsUS5619237AApr 8, 1997
Replaceable ink tank
CANON KK264 citations99
US5580042ADec 3, 1996
Sheet conveying apparatus
CANON KK107 citations98
US6361158B1Mar 26, 2002
Ink container for ink jet printing, holder for the container, carriage for the holder and ink jet printer
CANON KK61 citations96
US6336709B1Jan 8, 2002
Ink container for ink jet printer, holder for the container carriage for the holder and ink jet printer
CANON KK62 citations96
US6168270B1Jan 2, 2001
Recording apparatus having a sheet conveying force adjustment system
CANON KK81 citations96
US6045220AApr 4, 2000
Sheet supply apparatus
CANON KK65 citations96
US5847719ADec 8, 1998
Recording apparatus
CANON KK62 citations96
US5841261ANov 24, 1998
System for controlling stepping motor for dividing a single step of the motor into plural sections and applying voltages whose levels are determined in accordance with the sections
CANON KK64 citations96
US5793399AAug 11, 1998
Sheet supplying apparatus
CANON KK55 citations96
US5672019ASep 30, 1997
Sheet supplying apparatus
CANON KK81 citations96
US5620174AApr 15, 1997
Sheet conveying apparatus
CANON KK80 citations96
US5572105ANov 5, 1996
Stepping motor control method including varying the number of split sections in one step drive period of a stepping motor
CANON KK71 citations96
US5480247AJan 2, 1996
Sheet supplying apparatus
CANON KK55 citations96
US6520625B1Feb 18, 2003
Carriage and recording apparatus
CANON KK26 citations93
US6325479B1Dec 4, 2001
Ink jet recording apparatus, electronic apparatus using the same and change control method therefor
CANON KK38 citations93
US6168260B1Jan 2, 2001
Recording apparatus
CANON KK42 citations93
US6131899AOct 17, 2000
Sheet supplying apparatus
CANON KK30 citations93
US6109725AAug 29, 2000
Wiping mechanism for ink jet recording head and recording apparatus using same
CANON KK51 citations93
US6095515AAug 1, 2000
Sheet supplying apparatus with separating means and guide
CANON KK25 citations93
US6065830AMay 23, 2000
Recording apparatus for recording at different recording speeds
CANON KK28 citations93
US5992993ANov 30, 1999
Sheet supply apparatus
CANON KK43 citations93
US5971525AOct 26, 1999
Recording apparatus having a deelectrifying member for a recording head
CANON KK39 citations93
US5951003ASep 14, 1999
Sheet supply apparatus having an inverted V-shaped separation pad
CANON KK23 citations93
US5899451AMay 4, 1999
Sheet supply apparatus
CANON KK20 citations93
US5886729AMar 23, 1999
Sheet supplying apparatus using a flexible elastic pawl member for separating sheets one by one
CANON KK26 citations93
US5867196AFeb 2, 1999
Sheet supply apparatus for controlling sheet feeding with reversing of conveyance direction
CANON KK31 citations93
US5850243ADec 15, 1998
Recording apparatus including detachable recording unit
CANON KK26 citations93
US5751301AMay 12, 1998
Ink jet recording apparatus having ink jet head moving structure for gap spacing and recovery
CANON KK43 citations93
US5717445AFeb 10, 1998
Improved recovery mechanism and ink jet apparatus provided with such mechanism
CANON KK37 citations93
US5437444AAug 1, 1995
Sheet supplying apparatus
CANON KK40 citations93
HITACHI LTD
17 patentsUS4942441AJul 17, 1990
Thin film semiconductor device and method of manufacturing the same
HITACHI LTD144 citations97
US5235449AAug 10, 1993
Polarizer with patterned diacetylene layer, method for producing the same, and liquid crystal display device including such polarizer
HITACHI LTD71 citations96
US4583122AApr 15, 1986
Imaging display device
HITACHI LTD94 citations96
US4508429AApr 2, 1985
Method for driving liquid crystal element employing ferroelectric liquid crystal
HITACHI LTD88 citations96
US4062626ADec 13, 1977
Liquid crystal display device
HITACHI LTD53 citations96
US3995942ADec 7, 1976
Method of driving a matrix type liquid crystal display device
HITACHI LTD68 citations96
US4380008AApr 12, 1983
Method of driving a matrix type phase transition liquid crystal display device to obtain a holding effect and improved response time for the erasing operation
HITACHI LTD58 citations95
US4317115AFeb 23, 1982
Driving device for matrix-type display panel using guest-host type phase transition liquid crystal
HITACHI LTD82 citations95
US4396251AAug 2, 1983
Pleochroic color display device
HITACHI LTD29 citations93
US4278328AJul 14, 1981
Guest-host liquid crystal display device
HITACHI LTD33 citations93
US3976362AAug 24, 1976
Method of driving liquid crystal matrix display device
HITACHI LTD52 citations93
US5537054AJul 16, 1996
Method for testing an on-off function of semiconductor devices which have an isolated terminal
HITACHI LTD36 citations92
US5357357AOct 18, 1994
Liquid crystal display devices with organic thin film formed by compressing molecules on liquid surface and transferring to substrate by horizontal lifting
HITACHI LTD31 citations92
US4906073AMar 6, 1990
Liquid crystal display device using nematic liquid crystal having twisted helical structure and a phase correction plate
HITACHI LTD25 citations92
US4736137AApr 5, 1988
Matrix display device
HITACHI LTD46 citations92
US4733370AMar 22, 1988
Information holding device
HITACHI LTD35 citations92
US4532506AJul 30, 1985
Matrix display and driving method therefor
HITACHI LTD46 citations92
KOMATSU MFG CO LTD
2 patentsKOIKE JUNICHI
1 patentShowing the top 50 of 80 patents by PatentIndex Score.