Inventor
HIGUMA MASAHIKO
JP89 patents
⚠️ This page may combine multiple inventors who share the name “HIGUMA MASAHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
49 patentsUS5619238AApr 8, 1997
Method of making replaceable ink cartridge
CANON KK122 citations99
US5509140AApr 16, 1996
Replaceable ink cartridge
CANON KK190 citations99
US4785313ANov 15, 1988
Recording medium and image formation process using the same
CANON KK161 citations99
US6179415B1Jan 30, 2001
Ink tank cartridge
CANON KK87 citations98
US5801737ASep 1, 1998
Ink container with internal air pressure adjustment
CANON KK132 citations98
US4832984AMay 23, 1989
Image forming method
CANON KK136 citations98
US6286945B1Sep 11, 2001
Ink jet cartridge, ink jet head and printer
CANON KK42 citations96
US6203899B1Mar 20, 2001
Printing medium, and ink-jet printing process and image-forming process using the same
CANON KK72 citations96
US6164769ADec 26, 2000
Replaceable ink cartridge and seal structure thereof
CANON KK53 citations96
US6139672AOct 31, 2000
Image-transfer medium for ink-jet recording and image-transfer printing process
CANON KK52 citations96
US6137512AOct 24, 2000
Ink container
CANON KK61 citations96
US5953030ASep 14, 1999
Ink container with improved air venting structure
CANON KK68 citations96
US5790157AAug 4, 1998
Ink filling method and apparatus for ink cartridge
CANON KK91 citations96
US5742311AApr 21, 1998
Replaceable ink cartridge
CANON KK46 citations96
US5701995ADec 30, 1997
Packing case and opening method therefor
CANON KK73 citations96
US5182579AJan 26, 1993
Ink-jet having ink storing absorbant material
CANON KK53 citations96
US5027131AJun 25, 1991
Recording medium including an ink-retaining layer and an ink-transporting layer of specific sized particles and process employing same
CANON KK59 citations96
US4954395ASep 4, 1990
Recording medium
CANON KK83 citations96
US4877680AOct 31, 1989
Recording medium with non-porous ink-receiving layer
CANON KK118 citations96
US5101218AMar 31, 1992
Recording medium with non-porous ink-receiving layer and method of use thereof
CANON KK49 citations95
US6796643B2Sep 28, 2004
Ink jet cartridge, ink jet head and printer
CANON KK15 citations93
US6478416B2Nov 12, 2002
Sealing method for ink cartridge
CANON KK29 citations93
US6467890B1Oct 22, 2002
Partitioned ink tank
CANON KK18 citations93
US6394590B1May 28, 2002
Replaceable liquid container
CANON KK25 citations93
US6382785B2May 7, 2002
Replaceable ink cartridge and seal structure thereof
CANON KK24 citations93
US6334674B1Jan 1, 2002
Absorber mounted in an ink tank and process for manufacturing this tank
CANON KK25 citations93
US6332673B1Dec 25, 2001
Liquid container having reinforcing member
CANON KK16 citations93
US6332675B1Dec 25, 2001
Ink container, ink and ink jet recording apparatus using ink container
CANON KK28 citations93
US6325498B1Dec 4, 2001
Ink tank with ink absorbing member
CANON KK19 citations93
US6302532B1Oct 16, 2001
Method of manufacturing an ink container
CANON KK22 citations93
US6286944B1Sep 11, 2001
Ink jet unit with cartridge having controlled ink flow
CANON KK21 citations93
US6257711B1Jul 10, 2001
Ink filling method and apparatus for ink cartridge
CANON KK27 citations93
US6206514B1Mar 27, 2001
Ink tank unit, an ink jet cartridge having said ink tank unit and an ink jet apparatus having said ink jet cartridge
CANON KK17 citations93
US6206513B1Mar 27, 2001
Ink tank unit, an ink jet cartridge having said ink tank unit and an ink jet apparatus having said ink jet cartridge
CANON KK35 citations93
US6164772ADec 26, 2000
Ink for ink jet cartridge and method of ink jet recording using the same
CANON KK27 citations93
US6151051ANov 21, 2000
Detachable ink jet unit and ink jet apparatus
CANON KK33 citations93
US6123420ASep 26, 2000
Container with negative pressure producing material
CANON KK16 citations93
US6109742AAug 29, 2000
Ink tank, head cartridge and ink jet printing apparatus
CANON KK17 citations93
US6012808AJan 11, 2000
Ink container, ink and ink jet recording apparatus using ink container
CANON KK24 citations93
US6001466ADec 14, 1999
Coating composition, printing medium and image forming process using the same
CANON KK41 citations93
US5940104AAug 17, 1999
Ink jet head having sealing member with opening
CANON KK28 citations93
US5815184ASep 29, 1998
Ink container having plural porous members for storing ink and ink jet apparatus having said ink container
CANON KK39 citations93
US5652610AJul 29, 1997
Ink tank, ink tank-integrated head cartridge having the tank and ink head constructed integrally, and ink jet printing apparatus having the ink tank or head cartridge
CANON KK53 citations93
US5650805AJul 22, 1997
Ink jet head and ink jet apparatus employing the same
CANON KK38 citations93
US5567373AOct 22, 1996
Method and apparatus for manufacturing a liquid container having plural porous members
CANON KK43 citations93
USD361591SAug 22, 1995
Ink cartridge for printer
CANON KK36 citations93
USD359755SJun 27, 1995
Ink cartridge for printer
CANON KK34 citations93
USD356110SMar 7, 1995
Ink cartridge for printer
CANON KK39 citations93
USD355930SFeb 28, 1995
Ink cartridge for printer
CANON KK30 citations93
CANON APTEX INC
1 patentShowing the top 50 of 89 patents by PatentIndex Score.