Inventor
MURAKAMI RYOTARO
JP18 patents
⚠️ This page may combine multiple inventors who share the name “MURAKAMI RYOTARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
17 patentsUS9919526B2Mar 20, 2018
Method for manufacturing liquid discharge head
CANON KK3 citations73
US9809027B2Nov 7, 2017
Method of manufacturing structure and method of manufacturing liquid ejection head
CANON KK2 citations73
US9789690B2Oct 17, 2017
Method for manufacturing liquid ejection head
CANON KK3 citations71
US12479206B2Nov 25, 2025
Wafer, and liquid ejection chip
CANON KK0 citations62
US10625506B2Apr 21, 2020
Method for manufacturing liquid discharge head
CANON KK1 citations62
US9090067B2Jul 28, 2015
Method for manufacturing liquid discharge head
CANON KK2 citations62
US11424157B2Aug 23, 2022
Method of manufacturing structure
CANON KK0 citations51
US10322584B2Jun 18, 2019
Method for manufacturing liquid ejection head
CANON KK0 citations51
US12384149B2Aug 12, 2025
Flow path member and liquid discharge head
CANON KK0 citations50
US12115788B2Oct 15, 2024
Flow path member and liquid discharge head
CANON KK0 citations50
US11413873B2Aug 16, 2022
Liquid consuming device
CANON KK0 citations50
US10744771B2Aug 18, 2020
Method of manufacturing liquid ejection head and method of manufacturing structure
CANON KK0 citations41
US10500861B2Dec 10, 2019
Method for manufacturing liquid ejection head
CANON KK0 citations41
US10201974B2Feb 12, 2019
Process for producing liquid discharge head
CANON KK0 citations41
US8975097B2Mar 10, 2015
Method of manufacturing liquid discharge head
CANON KK0 citations41
US10343406B2Jul 9, 2019
Liquid ejection head manufacturing method
CANON KK0 citations40
US9994018B2Jun 12, 2018
Liquid ejection head and method of producing the same
CANON KK0 citations40