Inventor
TAKAGI TAKEYUKI
JP100 patents
⚠️ This page may combine multiple inventors who share the name “TAKAGI TAKEYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
43 patentsUS7693442B2Apr 6, 2010
Developing cartridge for supplying power to a developer roller shaft when coupled to an image forming apparatus
BROTHER IND LTD61 citations99
US7643770B2Jan 5, 2010
Image forming apparatus and developing cartridge
BROTHER IND LTD56 citations99
US7446757B2Nov 4, 2008
Foldable display, input device provided with the display and foldable keyboard, and personal computer provided with the input device
BROTHER IND LTD64 citations98
US5635928AJun 3, 1997
Data processing device with a keyboard having pop-up keys
BROTHER IND LTD165 citations98
US7512347B2Mar 31, 2009
Image-forming device capable of determining information on a detachably mounted developer cartridge and developer cartridge for use therein
BROTHER IND LTD76 citations97
US5278372AJan 11, 1994
Keyboard having connecting parts with downward open recesses
BROTHER IND LTD109 citations97
US9851689B2Dec 26, 2017
Developing cartridge
BROTHER IND LTD18 citations96
US9632456B2Apr 25, 2017
Developing cartridge
BROTHER IND LTD18 citations96
US9568856B2Feb 14, 2017
Developing cartridge
BROTHER IND LTD18 citations96
US9268295B2Feb 23, 2016
Developing cartridge
BROTHER IND LTD18 citations96
US9213305B2Dec 15, 2015
Developing cartridge
BROTHER IND LTD18 citations96
US9207631B2Dec 8, 2015
Developing cartridge
BROTHER IND LTD18 citations96
US9201389B2Dec 1, 2015
Developing cartridge
BROTHER IND LTD18 citations96
US9195208B2Nov 24, 2015
Developing cartridge
BROTHER IND LTD18 citations96
US9037032B2May 19, 2015
Developing cartridge
BROTHER IND LTD18 citations96
US8014694B2Sep 6, 2011
Image forming apparatus and developing cartridge
BROTHER IND LTD25 citations96
US7693443B2Apr 6, 2010
Image forming apparatus and developing cartridge
BROTHER IND LTD43 citations96
US5512719AApr 30, 1996
Key switch having elastic portions for facilitating attachment of scissors-type support linkage to keytop and holder, and removal of keytop from linkage
BROTHER IND LTD74 citations96
US5504283AApr 2, 1996
Key switch device
BROTHER IND LTD98 citations96
US4735520AApr 5, 1988
Key-holding structure of keyboard with curved operating surface of keys
BROTHER IND LTD77 citations96
US7945184B2May 17, 2011
Process cartridge with member for electrical connection to image-forming device
BROTHER IND LTD44 citations94
US10558163B2Feb 11, 2020
Developing cartridge
BROTHER IND LTD6 citations93
US8886076B2Nov 11, 2014
Developing cartridge
BROTHER IND LTD9 citations93
USD637226SMay 3, 2011
Photosensitive drum unit
BROTHER IND LTD17 citations93
US7463834B2Dec 9, 2008
Image forming apparatus and detachably mountable developer cartridge
BROTHER IND LTD41 citations93
USD551285SSep 18, 2007
Photosensitive drum unit
BROTHER IND LTD27 citations93
USD550766SSep 11, 2007
Toner cartridge
BROTHER IND LTD24 citations93
USD550764SSep 11, 2007
Toner cartridge
BROTHER IND LTD32 citations93
USD550763SSep 11, 2007
Photosensitive drum unit
BROTHER IND LTD27 citations93
USD550765SSep 11, 2007
Toner cartridge
BROTHER IND LTD33 citations93
US7196692B2Mar 27, 2007
Input device provided with windable display and foldable keyboard, and personal computer provided with the input device
BROTHER IND LTD34 citations93
US6920039B2Jul 19, 2005
Foldable keyboard
BROTHER IND LTD19 citations93
US5735390AApr 7, 1998
Keyswitch device
BROTHER IND LTD38 citations93
US5280147AJan 18, 1994
Keyswitch assembly with a key support limiting transverse, longitudinal and rotational movement of the key
BROTHER IND LTD28 citations93
US5463195AOct 31, 1995
Key switch
BROTHER IND LTD47 citations92
US5278374AJan 11, 1994
Assembly with an asymmetrical resilient spring
BROTHER IND LTD34 citations92
US11460801B2Oct 4, 2022
Developing cartridge
BROTHER IND LTD2 citations84
US9720347B2Aug 1, 2017
Image forming apparatus and developing cartridge
BROTHER IND LTD2 citations84
US9513595B2Dec 6, 2016
Image forming apparatus and developing cartridge
BROTHER IND LTD4 citations84
US9383681B2Jul 5, 2016
Developing cartridge
BROTHER IND LTD7 citations84
US9217988B2Dec 22, 2015
Developing cartridge
BROTHER IND LTD4 citations84
US9104172B2Aug 11, 2015
Detecting a developing cartridge
BROTHER IND LTD10 citations84
US9042777B2May 26, 2015
Developing cartridge
BROTHER IND LTD9 citations84
TAKAGI TAKEYUKI
4 patentsUS8577244B2Nov 5, 2013
Developing cartridge
TAKAGI TAKEYUKI48 citations98
US8676064B2Mar 18, 2014
Detecting a developing cartridge
TAKAGI TAKEYUKI13 citations92
US8583009B2Nov 12, 2013
Developing cartridge including detection system for determining initial developer amount
TAKAGI TAKEYUKI19 citations92
US8712286B2Apr 29, 2014
Developing cartridge
TAKAGI TAKEYUKI8 citations84
SATO SHOUGO
1 patentMORI HIROKI
1 patentSAKUMA SUSUMU
1 patentShowing the top 50 of 100 patents by PatentIndex Score.