Inventor
AOKI TAKATSUNA
JP53 patents
⚠️ This page may combine multiple inventors who share the name “AOKI TAKATSUNA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
41 patentsUS9981464B2May 29, 2018
Printing apparatus, printing method, and medium
CANON KK19 citations94
US9975340B2May 22, 2018
Printing apparatus and medium
CANON KK26 citations94
US9914308B2Mar 13, 2018
Liquid ejection apparatus and liquid ejection head
CANON KK29 citations94
US10040290B2Aug 7, 2018
Liquid ejection head, liquid ejection apparatus, and method of supplying liquid
CANON KK14 citations93
US7914106B2Mar 29, 2011
Recording head and recording apparatus, and inspection apparatus of recording head and method thereof
CANON KK17 citations93
US7722148B2May 25, 2010
Liquid discharge head and liquid discharge apparatus using liquid discharge head
CANON KK16 citations93
US10471711B2Nov 12, 2019
Printing apparatus, printing method, and medium
CANON KK14 citations86
US10195868B2Feb 5, 2019
Liquid ejecting apparatus and liquid ejecting head
CANON KK15 citations86
US10179453B2Jan 15, 2019
Liquid ejection head and liquid ejection apparatus
CANON KK6 citations84
US10022979B2Jul 17, 2018
Liquid ejection head, liquid ejection apparatus, and manufacturing method
CANON KK9 citations84
US10005287B2Jun 26, 2018
Liquid ejection apparatus, liquid ejection head, and method of supplying liquid
CANON KK16 citations84
US9994040B2Jun 12, 2018
Liquid ejection apparatus, liquid ejection method, and liquid ejection head
CANON KK15 citations84
US9962937B2May 8, 2018
Liquid ejection head and liquid ejection device
CANON KK12 citations84
US9108425B2Aug 18, 2015
Recording apparatus and liquid ejection head
CANON KK6 citations84
US8794746B2Aug 5, 2014
Recording apparatus and liquid ejection head
CANON KK5 citations84
US7806503B2Oct 5, 2010
Printing apparatus and ink discharge failure detection method
CANON KK12 citations84
US7802866B2Sep 28, 2010
Recording head that detects temperature information corresponding to a plurality of electro-thermal transducers on the recording head and recording apparatus using the recording head
CANON KK10 citations84
US7673961B2Mar 9, 2010
Inspection method for a recording head, inspection apparatus for a recording head, and recording apparatus
CANON KK10 citations84
US7950765B2May 31, 2011
Liquid discharge head and liquid discharge apparatus using liquid discharge head
CANON KK6 citations74
US7690751B2Apr 6, 2010
Recording head and recording apparatus, and inspection apparatus of recording head and method thereof
CANON KK6 citations74
US10919301B2Feb 16, 2021
Liquid ejection head, liquid ejection apparatus, and method of supplying liquid
CANON KK3 citations73
US10688788B2Jun 23, 2020
Liquid ejection head and liquid ejection apparatus
CANON KK1 citations73
US10363747B2Jul 30, 2019
Liquid ejection head, liquid ejection apparatus, and method of supplying liquid
CANON KK3 citations73
US10350885B2Jul 16, 2019
Liquid discharge device and liquid discharge head
CANON KK3 citations73
US10293604B2May 21, 2019
Liquid ejection head, liquid ejection apparatus, and temperature control method for liquid ejection head
CANON KK2 citations73
US10214014B2Feb 26, 2019
Liquid ejection head and liquid ejection apparatus
CANON KK4 citations73
US10160204B2Dec 25, 2018
Liquid ejection head
CANON KK2 citations73
US10040292B2Aug 7, 2018
Liquid ejection substrate, liquid ejection head, and liquid ejection apparatus
CANON KK3 citations73
US9925792B2Mar 27, 2018
Liquid discharge head, liquid discharge apparatus, and liquid discharge method
CANON KK3 citations73
US9902157B2Feb 27, 2018
Liquid ejection substrate, liquid ejection head, and liquid ejection apparatus
CANON KK4 citations73
US9751310B2Sep 5, 2017
Method for manufacturing liquid ejection head
CANON KK2 citations73
US9085144B2Jul 21, 2015
Liquid ejection head and inkjet printing apparatus
CANON KK6 citations73
US10518548B2Dec 31, 2019
Liquid ejection head, liquid ejection apparatus and method of manufacturing liquid ejection head
CANON KK3 citations72
US11642891B2May 9, 2023
Liquid ejection head, liquid ejection apparatus, and method of supplying liquid
CANON KK0 citations63
US10457062B2Oct 29, 2019
Liquid discharge head
CANON KK1 citations63
US11186088B2Nov 30, 2021
Liquid ejection head and liquid ejection apparatus
CANON KK0 citations62
US12319064B2Jun 3, 2025
Liquid ejection head, liquid ejection apparatus, and method of supplying liquid
CANON KK0 citations52
US10625504B2Apr 21, 2020
Liquid ejection head and liquid ejection apparatus
CANON KK0 citations52
US10336073B2Jul 2, 2019
Liquid ejection head and liquid ejection apparatus
CANON KK0 citations52
US10201980B2Feb 12, 2019
Liquid discharge head, liquid discharge apparatus, and liquid discharge method
CANON KK0 citations52
US10150290B2Dec 11, 2018
Print element substrate and printing device
CANON KK0 citations52
AOKI TAKATSUNA
5 patentsUS8287082B2Oct 16, 2012
Method of detecting discharging state of inkjet recording head
AOKI TAKATSUNA9 citations83
US8186798B2May 29, 2012
Ink jet recording apparatus that measures change in temperature after heater is driven and determines discharge state and method for determining discharge state
AOKI TAKATSUNA17 citations83
US8408673B2Apr 2, 2013
Printing apparatus and ink discharge failure detection method
AOKI TAKATSUNA3 citations62
US8075101B2Dec 13, 2011
Recording head driving method and recording apparatus
AOKI TAKATSUNA5 citations62
US8197021B2Jun 12, 2012
Recording head driving method and recording apparatus
AOKI TAKATSUNA1 citations51
TAKABAYASHI HIROSHI
2 patentsKASHU RYOTA
1 patentKANNO HIDEO
1 patentShowing the top 50 of 53 patents by PatentIndex Score.