Inventor
HIRAI KEITA
JP82 patents
⚠️ This page may combine multiple inventors who share the name “HIRAI KEITA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
37 patentsUS9579891B2Feb 28, 2017
Liquid jetting apparatus
BROTHER IND LTD8 citations84
US11247460B2Feb 15, 2022
Liquid discharging head
BROTHER IND LTD3 citations73
US11155087B2Oct 26, 2021
Liquid discharge head
BROTHER IND LTD2 citations73
US11135843B2Oct 5, 2021
Liquid ejection head
BROTHER IND LTD2 citations73
US11052658B2Jul 6, 2021
Head module
BROTHER IND LTD2 citations73
US11046077B2Jun 29, 2021
Liquid ejection head
BROTHER IND LTD2 citations73
US10864727B2Dec 15, 2020
Liquid discharge head and liquid discharge apparatus provided with the same
BROTHER IND LTD2 citations73
US10471715B2Nov 12, 2019
Liquid discharge head
BROTHER IND LTD2 citations73
US10357966B2Jul 23, 2019
Liquid jetting head and method for manufacturing the same
BROTHER IND LTD3 citations73
US10155380B2Dec 18, 2018
Liquid jetting apparatus and method of producing liquid jetting apparatus
BROTHER IND LTD2 citations73
US9868285B2Jan 16, 2018
Printer
BROTHER IND LTD2 citations73
US9815283B2Nov 14, 2017
Liquid discharging apparatus
BROTHER IND LTD2 citations73
US9656467B2May 23, 2017
Piezoelectric actuator, liquid discharging apparatus and method for producing piezoelectric actuator
BROTHER IND LTD3 citations73
US9044955B2Jun 2, 2015
Liquid jetting apparatus
BROTHER IND LTD5 citations73
US10245829B2Apr 2, 2019
Liquid jetting head
BROTHER IND LTD2 citations72
US11685158B2Jun 27, 2023
Liquid ejection head
BROTHER IND LTD0 citations63
US11673389B2Jun 13, 2023
Liquid discharge head
BROTHER IND LTD0 citations63
US11618256B2Apr 4, 2023
Liquid ejection head
BROTHER IND LTD0 citations63
US11565522B2Jan 31, 2023
Head module
BROTHER IND LTD0 citations63
US11273637B2Mar 15, 2022
Liquid ejection head
BROTHER IND LTD0 citations63
US11097539B2Aug 24, 2021
Liquid ejection head
BROTHER IND LTD0 citations63
US11077663B2Aug 3, 2021
Head module
BROTHER IND LTD1 citations63
US11065875B2Jul 20, 2021
Liquid discharge apparatus and image recording apparatus including the same
BROTHER IND LTD0 citations63
US9481172B2Nov 1, 2016
Liquid ejection apparatus and a method for producing liquid ejection apparatus
BROTHER IND LTD2 citations63
US11430755B2Aug 30, 2022
Electronic device including first substrate having first and second surfaces opposite from each other, second substrate facing first surface, and drive circuit facing second surface
BROTHER IND LTD0 citations62
US10906308B2Feb 2, 2021
Liquid jetting apparatus and method of producing liquid jetting apparatus
BROTHER IND LTD0 citations62
US10847484B2Nov 24, 2020
Electronic device including first substrate having first and second surfaces opposite from each other, second substrate facing first surface, and drive circuit facing second surface
BROTHER IND LTD1 citations62
US10525702B2Jan 7, 2020
Composite substrate that prevents flexible print circuit board from peeling off from drive interconnect substrate
BROTHER IND LTD1 citations62
US9321264B2Apr 26, 2016
Liquid ejection apparatus and method for manufacturing liquid ejection apparatus
BROTHER IND LTD2 citations54
US11413868B2Aug 16, 2022
Liquid discharge head
BROTHER IND LTD0 citations52
US11345146B2May 31, 2022
Liquid discharge head
BROTHER IND LTD0 citations52
US11338582B2May 24, 2022
Liquid discharge apparatus and image recording apparatus including the same
BROTHER IND LTD0 citations52
US11331906B2May 17, 2022
Liquid discharge head and liquid discharge apparatus
BROTHER IND LTD0 citations52
US11305532B2Apr 19, 2022
Liquid ejection head
BROTHER IND LTD0 citations52
US11285726B2Mar 29, 2022
Liquid ejection head and liquid ejection apparatus
BROTHER IND LTD0 citations52
US11260660B2Mar 1, 2022
Liquid discharge head
BROTHER IND LTD0 citations52
US11254140B2Feb 22, 2022
Liquid discharge head
BROTHER IND LTD0 citations52
FUJITSU LTD
10 patentsUS10321609B2Jun 11, 2019
Cooling system and method of cooling electronic device
FUJITSU LTD26 citations94
US10342164B2Jul 2, 2019
Rack mount-type information processing apparatus and rack mount-type information processing system
FUJITSU LTD16 citations85
US11116106B2Sep 7, 2021
Cooling device, cooling system, and method of cooling
FUJITSU LTD8 citations76
US10718554B2Jul 21, 2020
Manifold and information processing apparatus
FUJITSU LTD3 citations73
US10080308B2Sep 18, 2018
Immersion cooling apparatus
FUJITSU LTD6 citations73
US9854710B2Dec 26, 2017
Information processing device and container for data center
FUJITSU LTD3 citations73
US10881019B2Dec 29, 2020
Cooling apparatus
FUJITSU LTD4 citations72
US11266039B2Mar 1, 2022
Liquid immersion tank
FUJITSU LTD0 citations63
US12557247B2Feb 17, 2026
Cooling device
FUJITSU LTD0 citations61
US11071232B2Jul 20, 2021
Liquid immersion cooling apparatus
FUJITSU LTD1 citations55
HIRAI KEITA
2 patents(unassigned)
1 patentShowing the top 50 of 82 patents by PatentIndex Score.