Inventor
KAWAI TSUTOMU
JP48 patents
⚠️ This page may combine multiple inventors who share the name “KAWAI TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
15 patentsUS5373936ADec 20, 1994
Storage container
CANON KK66 citations96
US6926392B2Aug 9, 2005
Liquid ejection head
CANON KK28 citations93
US6550882B2Apr 22, 2003
Ink jet printing apparatus
CANON KK22 citations93
US5903401AMay 11, 1999
Reading unit and recording apparatus capable of mounting such reading unit thereon
CANON KK19 citations93
US5892523AApr 6, 1999
Reading unit and printing apparatus capable of mounting such reading unit thereon
CANON KK48 citations93
US5880852AMar 9, 1999
Reading unit and recording apparatus on which the reading unit is mountable
CANON KK25 citations93
US5621450AApr 15, 1997
Container for receiving ink jet cartridge for an ink jet recording apparatus
CANON KK32 citations93
US5606354AFeb 25, 1997
Recovery mechanism for adjustable ink jet head
CANON KK37 citations93
US5980132ANov 9, 1999
Image forming apparatus with means for maintaining constant distance between recording head and recording sheet
CANON KK20 citations92
US6945628B2Sep 20, 2005
Ink jet printing apparatus
CANON KK13 citations84
US6502922B2Jan 7, 2003
Moving up and down apparatus of print head, printing apparatus
CANON KK15 citations84
US6120128ASep 19, 2000
Container for safekeeping ink cartridge
CANON KK8 citations74
US6062683AMay 16, 2000
Container for safekeeping ink cartridge
CANON KK6 citations74
US6043866AMar 28, 2000
Carrier sheet and original reading apparatus
CANON KK12 citations74
US6137504AOct 24, 2000
Wiping and recovery of an ink jet head with inclined discharge port surface
CANON KK11 citations73
FUJITSU LTD
5 patentsUS5946523AAug 31, 1999
Printing apparatus
FUJITSU LTD24 citations90
US5987280ANov 16, 1999
Developing device for electrostatic latent image
FUJITSU LTD9 citations72
US5617192AApr 1, 1997
Multicolor electrostatic recording apparatus and electrostatic latent image recording apparatus used therefor
FUJITSU LTD11 citations72
US6021286AFeb 1, 2000
Image forming apparatus
FUJITSU LTD10 citations71
US9600271B2Mar 21, 2017
System, method, and computer-readable medium
FUJITSU LTD0 citations42
KAWASAKI HEAVY IND LTD
5 patentsUS11608263B2Mar 21, 2023
Fluid loading joint and fluid loading equipment
KAWASAKI HEAVY IND LTD7 citations84
US11815212B2Nov 14, 2023
Emergency release mechanism for fluid loading equipment
KAWASAKI HEAVY IND LTD3 citations69
US11608923B2Mar 21, 2023
Fluid loading joint
KAWASAKI HEAVY IND LTD0 citations50
US12467571B2Nov 11, 2025
Emergency release mechanism of fluid loading equipment
KAWASAKI HEAVY IND LTD0 citations44
US10724688B2Jul 28, 2020
Emergency release system for liquefied hydrogen
KAWASAKI HEAVY IND LTD0 citations39
FUNAI ELECTRIC CO
4 patentsUS4353101AOct 5, 1982
Video tape recorder
FUNAI ELECTRIC CO7 citations74
USD272620SFeb 14, 1984
Tape cassette
FUNAI ELECTRIC CO3 citations63
US4331988AMay 25, 1982
Cassette base for a video tape recorder
FUNAI ELECTRIC CO3 citations63
US4349852ASep 14, 1982
Sound-dubbing mechanism for a video tape recorder
FUNAI ELECTRIC CO0 citations42