Inventor
KAMEYAMA YUJI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “KAMEYAMA YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYO INK SC HOLDINGS CO LTD
6 patentsUS9884973B2Feb 6, 2018
Active energy ray-curable inkjet ink and ink set
TOYO INK SC HOLDINGS CO LTD8 citations83
US10472532B2Nov 12, 2019
Magenta ink for ink-jet recording
TOYO INK SC HOLDINGS CO LTD2 citations71
US10000649B2Jun 19, 2018
Active energy ray-curable inkjet ink composition
TOYO INK SC HOLDINGS CO LTD4 citations71
US10538723B2Jan 21, 2020
Maintenance liquid for active energy ray-curable inkjet ink
TOYO INK SC HOLDINGS CO LTD0 citations50
US9284466B2Mar 15, 2016
Active energy ray-curable inkjet ink set
TOYO INK SC HOLDINGS CO LTD1 citations50
US11753560B2Sep 12, 2023
Ink set, recording method, and printed item
TOYO INK SC HOLDINGS CO LTD0 citations47
KAMEYAMA YUJI
3 patentsUS8137793B2Mar 20, 2012
Ink composition and hardened material using thereof
KAMEYAMA YUJI7 citations81
US8507573B2Aug 13, 2013
Active energy ray curable inkjet ink composition
KAMEYAMA YUJI1 citations49
US9040150B2May 26, 2015
Active energy ray-curable inkjet ink composition and printed material using same
KAMEYAMA YUJI1 citations48