Inventor
OYA SHUHEI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “OYA SHUHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
11 patentsUS11179934B2Nov 23, 2021
Liquid ejection head and method of manufacturing the same
CANON KK0 citations61
US8007074B2Aug 30, 2011
Liquid discharge recording head
CANON KK2 citations61
US9085141B2Jul 21, 2015
Liquid ejection head and printing apparatus
CANON KK2 citations60
US10861703B2Dec 8, 2020
Method of manufacturing substrate and semiconductor device
CANON KK0 citations51
US9555632B2Jan 31, 2017
Method of processing a silicon substrate and method of manufacturing a substrate for a liquid ejection head
CANON KK1 citations51
US9387675B2Jul 12, 2016
Liquid discharge head
CANON KK0 citations51
US9108406B2Aug 18, 2015
Device substrate, liquid ejection head, and method for manufacturing device substrate and liquid ejection head
CANON KK0 citations49
US12415356B2Sep 16, 2025
Liquid ejection head and method for manufacturing the same
CANON KK0 citations41
US10274826B2Apr 30, 2019
Method for imparting water repellency to surface of member
CANON KK0 citations41
US10442201B2Oct 15, 2019
Method for manufacturing liquid ejection head
CANON KK0 citations40
US9315026B2Apr 19, 2016
Method for manufacturing liquid discharge head
CANON KK0 citations40